U.S. Vice President Joe Biden delivers a speech next to the coffin of late Israeli Prime Minister Ariel Sharon outside the Knesset, Israel's Parliament, in Jerusalem, Monday, Jan. 13, 2014. (AP Photo/Sebastian Scheiner)
Vice President Joe Biden gestures as he speaks during a photo-op as he meets with President Barack Obama for lunch in the Private Dining Room of the White House in Washington, Wednesday, Jan. 8, 2014. (AP Photo/Carolyn Kaster)
President Barack Obama and Vice President Joe Biden talk during a photo-op as they meet for lunch in the Private Dining Room of the White House in Washington, Wednesday, Jan. 8, 2014. (AP Photo/Carolyn Kaster)
President Barack Obama and Vice President Joe Biden talk during a photo-op as they meet for lunch in the Private Dining Room of the White House in Washington, Wednesday, Jan. 8, 2014. (AP Photo/Carolyn Kaster)