U.S. Vice President Joe Biden, wearing sunglasses, stands with Israeli Prime Minister Benjamin Netanyahu, his wife Sarah, and Former British Prime Minister and Mideast Envoy Tony Blair. during a ceremony for late Israeli Prime Minister Ariel Sharon at the Knesset plaza, Israel's Parliament, in Jerusalem, Monday, Jan. 13, 2014.

Sebastian Scheiner / AP

U.S. Vice President Joe Biden, wearing sunglasses, stands with Israeli Prime Minister Benjamin Netanyahu, his wife Sarah, and Former British Prime Minister and Mideast Envoy Tony Blair. during a ceremony for late Israeli Prime Minister Ariel Sharon at the Knesset plaza, Israel's Parliament, in Jerusalem, Monday, Jan. 13, 2014.