**FILE** House Foreign Affairs Chairman Rep. Ed Royce, California Republican, questions Secretary of State Hillary Rodham Clinton on Capitol Hill in Washington on Jan. 23, 2013, about the deadly September attack on the U.S. diplomatic mission in Benghazi, Libya, that killed Ambassador Chris Stevens and three other Americans. Rep. Ileana Ros-Lehtinen, Florida Republican, listens at left. (Associated Press)
**FILE** House Foreign Affairs Chairman Rep. Ed Royce, California Republican, questions Secretary of State Hillary Rodham Clinton on Capitol Hill in Washington on Jan. 23, 2013, about the deadly September attack on the U.S. diplomatic mission in Benghazi, Libya, that killed Ambassador Chris Stevens and three other Americans. Rep. Ileana Ros-Lehtinen, Florida Republican, listens at left. (Associated Press)
**FILE** Libyan Prime Minister Ali Zidan speaks during a joint news conference with U.S. Secretary of State John Kerry at the State Department in Washington on March 13, 2013. (Associated Press)
**FILE** Libyan Prime Minister Ali Zidan speaks during a joint news conference with U.S. Secretary of State John Kerry at the State Department in Washington on March 13, 2013. (Associated Press)
** FILE ** In this Wednesday, Sept. 12, 2012 photo, a man looks at documents at the U.S. consulate in Benghazi, Libya, after an attack that killed four Americans, including Ambassador Chris Stevens. The graffiti reads, "no God but God," " God is great," and "Muhammad is the Prophet." (AP Photo/Ibrahim Alaguri)
In a transfer-of-remains ceremony at Andrews Air Force Base on Sept. 14, carry teams brought home the remains of the four Americans killed in an attack on the U.S. Consulate in Benghazi, Libya. Family members say they still don’t know exactly how their loved ones died. (Associated Press)
A Libyan man walks inside the U.S. Consulate in Benghazi, Libya, two days after the attack that left Ambassador J. Christopher Stevens and three other Americans dead on Sept. 11. Republicans are seeking answers to lingering questions about the attack from Secretary of State Hillary Rodham Clinton this week. (Associated Press)
**FILE** Mohamed al-Megariaf, then the Libyan interim president, flashes the victory sign to crowds during the celebration of the second anniversary of the Libyan revolution in Benghazi, Libya, on Sunday, Feb. 17, 2013. (Associated Press)
**FILE** Libyans watch a Sept. 21, 2012, protest in Benghazi, Libya, against Ansar al-Shariah Brigades and other Islamic militias. (Associated Press)
