U.S.President Barack Obama and first lady Michelle Obama prepare to board Air Force One at Andrews Air Force Base

 
U.S.President Barack Obama and first lady Michelle Obama prepare to board Air Force One at Andrews Air Force Base
U.S.President Barack Obama waves as he and first lady Michelle Obama prepare to board Air Force One at Andrews Air Force Base March 31, 2009, as they begin their trip to Europe. REUTERS/Jason Reed (UNITED STATES POLITICS)