Obama Protection 3

Ottawa, 19 February 2009. White House

Ottawa, 19 February 2009. White House

Ottawa, 19 February 2009. White House

Ottawa, 19 February 2009. White House

WASHINGTON - FEBRUARY 24: A military aide carries the nuclear football, with the nation's nuclear launch codes, through Statuary Hall as President Barack Obama arrives at the U.S. Capitol for his address to a joint session of Congress on February 24, 2009 in Washington, DC. U.S. President Barack Obama will address a joint session of the Congress at 9:01pm tonight where he plans to address the topics of the struggling U.S. economy, the budget deficit, and health care. Getty Images

WASHINGTON - FEBRUARY 21: U.S. President Barack Obama walks to his motorcade on the south lawn of the White House February 21, 2009 in Washington, DC. Obama is expected to outline his budget proposal during a White House summit on fiscal policy Monday.

Security personnel look out from a roof as Air Force One, carrying U.S. President Barack Obama, arrives in Ottawa, February 19, 2009. Obama is making his first trip outside the U.S. since becoming president. REUTERS

WASHINGTON - FEBRUARY 19: U.S. President Barack Obama walks across the South Lawn after returning to the White House aboard the Marine One helicopter February 19, 2009 in Washington, DC. Obama met with Canadian Prime Minister Stephen Harper in Ottawa to discuss the economy and environmental issues on his first trip abroad as president. Getty Images

U.S. President Barack Obama (R) signs autographs next to Vice President Joseph Biden (C) after arriving at Buckley Air Force Base in Denver to start a two-day trip to Colorado and Arizona, February 17, 2009. REUTERS

President Barack Obama,left, and Canadian Prime Minister Stephen Harper wave to a crowd on Parliament Hill in Ottawa, Canada,Thursday, Feb. 19, 2009, upon their arrival. AP Photo by Tom Hanson

U.S. President Barack Obama (R), first lady Michelle Obama, daughters Malia (2nd L) and Sasha (L) walk toward Marine One in Chicago after spending the Presidents Day holiday weekend at their home there February 16, 2009. REUTERS

WASHINGTON - FEBRUARY 16: U.S. President Barack Obama gestures towards the Oval Office after arriving from Chicago aboard Marine One on the South Lawn of the White House February 16, 2009 in Washington, DC. The Obamas spent Presidents Day weekend at their home in Chicago. Getty Images

CHICAGO - FEBRUARY 16: U.S. President Barack Obama (R) and his family board Marine One in Chicago's Burnham Park February 16, 2009 in Chicago, Illinois. The Obamas spent Presidents Day weekend at their home in Chicago. Getty Images

President Barack Obama arrives at the home of friend in Chicago, Sunday, Feb. 15, 2009. AP Photo by Lawrence Jackson

WASHINGTON - FEBRUARY 14: U.S. President Barack Obama enters his vehicle after dining with first lady Michelle Obama at Table 52 for Valentine's Day on February 14, 2009 in Chicago, Illinois. The Obama family is visiting Chicago for the first time since the Inauguration last month. Getty Images

WASHINGTON - FEBRUARY 14: U.S. President Barack Obama and first lady Michelle Obama leave Table 52 after dining for Valentine's Day on February 14, 2009 in Chicago, Illinois. The Obama family is visiting Chicago for the first time since the Inauguration last month. Getty Images

WASHINGTON - FEBRUARY 13: (L to R) U.S. President Barack Obama walks to Marine One with his daughters Malia, Sasha, first lady Michelle Obama and mother-in-law Marian Robinson on the South Lawn of the White House February 13, 2009 in Washington, DC. Obama is traveling with his family to Chicago for Presidents' Day Weekend. Getty Images

US President Barack Obama (L) walks to greet onlookers before boarding Air Force One for a trip to Illinois from Andrews Air Force Base in Maryland, February 12, 2009. Reuters

Security personnel keep watch at Springfield's Abraham, Lincoln Capital Airport as President Barack Obama arrives aboard Air Force One Thursday, Feb 12, 2009, to the deliver the keynote address at the Illinois Abraham Lincoln Bicentennial Commission's dinner. AP Photo by KELLY J. HUFF

US President Barack Obama (C) walks to Air Force One after greeting a crowd in Peoria, Illinios, February 12, 2009. AFP/Getty Images

US President Barack Obama (C) hakes hands as he greets a crowd in Peoria, Illinios, February 12, 2009. AFP/Getty Images

US President Barack Obama (C) holds a young child as he greets a crowd in Peoria, Illinios, February 12, 2009. AFP/Getty Images

US President Barack Obama (C) exits his limo before boarding Air Force One at Andrews Air Force Base, Maryland, on February 12, 2009. Obama is traveling to Illinois as part of the celebrations marking the 200th birthday of US President Abraham Lincoln. AFP/Getty Images

WASHINGTON - FEBRUARY 11: President Barack Obama and first lady Michelle Obama arrive at Ford's Theater for its reopening celebration February 11, 2009 in Washington, DC. The theater, site of President Abraham Lincoln's assassination in 1865, recently underwent a $25 million, 18-month renovation. Getty Images

WASHINGTON - FEBRUARY 10: U.S. President Barack Obama (R) walks on the South Lawn after he returned the White House February 10, 2009 in Washington, DC. Obama has returned from Ft. Myers, Florida, for a town hall meeting to discuss his economic stimulus package. Getty Images

Members of the audience reach out to greet US President Barack Obama (C) a town hall meeting in Fort Myers, Florida, February 10, 2009. The US Senate passed an 838-billion-dollar economic stimulus plan Tuesday, touching off difficult compromise negotiations with the House aimed at sending President Barack Obama a final bill this week. AFP/Getty Images

US President Barack Obama (C) greets a crowd at MacDill Air Force Base, Florida, February 10, 2009. President Obama traveled to Florida to crank up more pressure on lawmakers to pass his mammoth stimulus plan, with the Senate poised for a critical vote on the 800-billion-dollar bill's passage. AFP/Getty Images

U.S. President Barack Obama (L) greets people after taking part in a town hall meeting at Concord Community High School in Elkhart, Indiana, February 9, 2009. REUTERS

U.S. President Barack Obama arrives to take part in a town hall meeting at Concord Community High School in Elkhart, Indiana, February 9, 2009. REUTERS

WASHINGTON - FEBRUARY 09: U.S. President Barack Obama (L) walks towards the Oval Office after he landed at the South Lawn of the White House February 9, 2009 in Washington, DC. Obama was in Elkhart, Indiana, earlier speaking to residents on the economic stimulus package. Getty Images

WASHINGTON - FEBRUARY 09: U.S. President Barack Obama (R) walks towards the Oval Office after he landed at the South Lawn of the White House February 9, 2009 in Washington, DC. Obama was in Elkhart, Indiana, earlier speaking to residents on the economic stimulus package. Getty Images

US President Barack Obama (C) gets into his limousine as he arrives in South Bend, Indiania, February 9, 2009. President Obama Monday aims to grab back lost momentum with his first White House press conference and a trip to unemployment-blighted Indiana with his stimulus plan facing a key Senate test. AFP/Getty Images

WASHINGTON - FEBRUARY 7: (AFP-OUT) President Barack Obama waves from the door of Marine One February 7, 2009 in Washington, D.C. The Obama family is visiting Camp David for the first time. Getty Images
[Two anti-missile countermeasure devices at right of chopper wheels.]

The motorcade of President Barack Obama arrives at the Newseum for the Senate Democrats retreat in Washington, Wednesday, Feb. 4, 2009. AP Photo by Charles Dharapak

US President Barack Obama (C) waves as he leaves after attending the National Prayer Service in Washington, DC, on January 21, 2009. AFP/Getty Images

US President Barack Obama (C) and First Lady Michelle Obama (R) arrive back at the White House after attending the fifty-sixth Presidential Inaugural Prayer Service at the National Cathedral in Washington, DC, January 21, 2009. AFP/Getty Images

WASHINGTON - JANUARY 20: (L-R) First lady Michelle Obama and President Barack Obama walk former president George W. Bush and Laura Bush to Marine Corps helicopter for their departure at the U.S. Capitol east front January 20, 2009 in Washington, D.C. More than 5,000 men and women in uniform are providing military ceremonial support to the presidential inauguration, a tradition dating back to George Washington's 1789 inauguration. Getty Images

WASHINGTON - JANUARY 20: In this handout photo provided by the U.S. Army, President Barack Obama and first lady Michelle Obama wave to the crowd as they make their way down Pennsylvania Avenue during the 2009 presidential inaugural parade January 20, 2009 in Washington, DC. Barack Obama was sworn in as the 44th President of the United States, becoming the first African American to be elected President of the US. Getty Images

WASHINGTON - JANUARY 20: President Barack Obama and and his daughter, Sasha, walk across the North Lawn of the White House to the reviewing stand for the Inaugural Parade January 20, 2009 in Washington, DC. Obama was sworn in as the 44th President of the United States, becoming the first African-American to be elected President of the US. Getty Images

WASHINGTON - JANUARY 20: U.S. President Barack Obama and first lady Michelle Obama walk in the inaugural parade following his inauguration as the 44th President of the United States of America on January 20, 2009 in Washington, D.C. Obama is the first African-American to be elected to the office of President in the history of the U.S. Getty Images

WASHINGTON - JANUARY 20: U.S. President Barack Obama and first lady Michelle Obama walk in the inaugural parade following his inauguration as the 44th President of the United States of America on January 20, 2009 in Washington, D.C. Obama is the first African-American to be elected to the office of President in the history of the U.S. Getty Images

WASHINGTON - JANUARY 20: U.S. President Barack Obama and first lady Michelle Obama wave as they walk in the inaugural parade following his inauguration as the 44th President of the United States of America on January 20, 2009 in Washington, D.C. Obama is the first African-American to be elected to the office of President in the history of the U.S. Getty Images

WASHINGTON - JANUARY 20: U.S. President Barack Obama sits in his limo after being sworn is as the 44th President of the United States of America on the East Front of the U.S. Capitol January 20, 2009 in Washington, DC. Obama becomes the first African-American to be elected to the office of President in the history of the United States. Getty Images

WASHINGTON - JANUARY 20: U.S. President Barack Obama gets into his limo after being sworn is as the 44th President of the United States of America on the East Front of the U.S. Capitol January 20, 2009 in Washington, DC. Obama becomes the first African-American to be elected to the office of President in the history of the United States. Getty Images

WASHINGTON - JANUARY 20: U.S. President Barack Obama salutes before entering his limo after being sworn is as the 44th President of the United States of America on the West Front of the Capitol January 20, 2009 in Washington, DC. Obama becomes the first African-American to be elected to the office of President in the history of the United States. Getty Images

WASHINGTON - JANUARY 20: US President Barack Obama talks with former US President George W. Bush with First Lady Michelle Obama and Laura Bush as the Bush's prepare to leave the US Capitol on the presidential helicopter after Obama was sworn in as the 44th US president in Washington, DC, on January 20, 2009. Getty Images
[Two anti-missile countermeasure devices at right of Michelle.]

WASHINGTON - JANUARY 19: President-elect Barack Obama holds up a paint roller as he helps paint the walls at the Sasha Bruce House, a shelter for teens January 19, 2009 in Washington, DC., Obama stopped at Sasha Bruce House to promote his "Day Of Service" program. Getty Images

WASHINGTON - JANUARY 19: President-elect Barack Obama greets volunteers at Calvin Coolidge High School where students, military families, and volunteer service groups are working on various projects supporting the troops on January 19, 2009 in Washington, DC. Obama stopped at Calvin Coolidge High School to promote his "Day of Service" program. Getty Images

U.S. President-elect Barack Obama (R), vice president-elect Joe Biden (C) and Biden's wife Jill Biden stand with their hand of their heart for the Pledge of Allegiance behind protective glass at the 'We Are One" concert, one of the events of Obama's inauguration celebrations, at the Lincoln Memorial in Washington on January 18, 2009. AFP/Getty Images

President-elect Barack Obama, right, greets the crowd during a stop on his inaugural whistle stop train trip in Wilmington, Del., Saturday, Jan. 17, 2009. AP Photo by Charles Dharapak

PHILADELPHIA - JANUARY 17: U.S. President-elect Barack Obama shakes hands with supporters before embarking on a whistle-stop train trip to Washington at the 30th Street Station on January 17, 2009 in Philadelphia, Pennsylvania. Obama will travel by train from Philadelphia to Washington with a stop in Wilmington, Delaware, to pick up Vice President-elect Joe Biden, going forward to Baltimore, Maryland before ending the trip in the nation's capitol. Former President Abraham Lincoln also took a pre-inaugural whistle-stop tour in 1861. Getty Images

US President-elect Barack Obama (C) arrives January 17, 2009 in Washington, D.C. on the Whistle Stop Tour train. The symbolic train tour kicks off events leading up to the January 20 inauguraton of Obama as 44th US President. AFP/Getty Images

CLEVELAND - JANUARY 16: U.S. President-elect Barack Obama steps off of his charter plane onto a snowy tarmac during a daytrip January 16, 2009 in Cleveland, Ohio. On Obama's day trip to Bedford Heights, Ohio, he will tour a factory and visit with workers before heading to Philadelphia. Getty Images

ARLINGTON, VA - JANUARY 16: U.S. Secret Service agents stand by as U.S. President-elect Barack Obama looks down after dropping his BlackBerry while getting out of his limousine before boarding a charter airplane at Ronald Reagan National Airport on January 16, 2009 in Arlington, Virginia. Obama is traveling on a day trip to Bedford Heights, Ohio, where he will tour a factory and visit with workers before heading to Philadelphia. Getty Images

Air Force One anti-missile countermeasure lens reflects videographer's tripod.

White House grounds include presidential tracking and intruder sensors. Tracking feature could be threat if signal protection is cracked.

Blackberry includes Obama location tracking and panic features. Tracking feature could be threat if signal protection is cracked.