statedept: President Barack Obama signs a condolence book after addressing State Department employees at the State Department in Washington, D.C., Sept. 12, 2012. Secretary of State Hillary Rodham Clinton stands at left. (Official White House Photo by Pete Souza)

statedept:

President Barack Obama signs a condolence book after addressing State Department employees at the State Department in Washington, D.C., Sept. 12, 2012. Secretary of State Hillary Rodham Clinton stands at left. (Official White House Photo by Pete Souza)