President Obama returns to the White House in Washington

U.S. President Barack Obama gestures as he walks away from Marine One helecopter on the South Lawn at the White House in Washington, DC, 19 April, 2009. Obama returned to the White House after attending the Fifth Summit of the Americas in Trinidad and Tobago, along with the 33 other democratically elected Heads of State and Government of the Western Hemisphere. (UPI Photo/Mannie Garcia/Pool)