
State Department Acting Deputy Assistant Secretary for Counterterrorism Mark Thompson arrives to testify before a House Oversight and Government Reform Committee hearing on the September 11, 2012 attack in Benghazi, Libya on Capitol Hill, Washington, D.C., Wednesday, May 8, 2013. (Andrew Geraci/The Washington Times)

Vice Chairman Elijah Cummings (D-Md.), second from left, greets Acting Deputy Assistant Secretary for Counterterrorism Mark Thompson, left, before he testifies before a House Oversight and Government Reform Committee hearing on the September 11, 2012 attack in Benghazi, Libya on Capitol Hill, Washington, D.C., Wednesday, May 8, 2013. Also pictured is Diplomatic Security Officer and former Regional Security Officer in Libya Eric Nordstrom, right, and former Deputy Chief of Mission/ChargÈ dÃAffairs in Libya Gregory Hicks, second from right. (Andrew Harnik/The Washington Times)

Sen. Ron Johnson (R-Wis.), left, the senator who former Secretary of State Hillary Clinton yelled at during a senate hearing on the attacks in Benghazi, speaks with Rep. Louie Gohmert (R-Texas), right, before a House Oversight and Government Reform Committee hearing on the September 11, 2012 attack in Benghazi, Libya on Capitol Hill, Washington, D.C., Wednesday, May 8, 2013. (Andrew Geraci/The Washington Times)

Diplomatic Security Officer and former Regional Security Officer in Libya Eric Nordstrom arrives to testify before the House Oversight and Government Reform Committee hearing on the September 11, 2012 attack in Benghazi, Libya on Capitol Hill, Washington, D.C., Wednesday, May 8, 2013. (Andrew Harnik/The Washington Times)

State Department officials Acting Deputy Assistant Secretary for Counterterrorism Mark Thompson gives opening testimony before a House Oversight and Government Reform Committee hearing on the September 11, 2012 attack in Benghazi, Libya on Capitol Hill, Washington, D.C., Wednesday, May 8, 2013. (Andrew Harnik/The Washington Times)

Gregory Hicks, the deputy chief of mission at the U.S. Embassy in Libya, gives his opening testimony on Capitol Hill in Washington on May 8, 2013, before a House Oversight and Government Reform Committee hearing on the September 11, 2012, attack in Benghazi, Libya. (Andrew Geraci/The Washington Times)

Sen. Ron Johnson (R-Wis.), right, the senator who former Secretary of State Hillary Clinton yelled at during a senate hearing on the attacks in Benghazi, and Rep. Louie Gohmert (R-Texas), center, arrive before a House Oversight and Government Reform Committee hearing on the September 11, 2012 attack in Benghazi, Libya on Capitol Hill, Washington, D.C., Wednesday, May 8, 2013. (Andrew Harnik/The Washington Times)

Vice Chairman Elijah Cummings, Maryland Democrat, speaks as State Department officials Acting Deputy Assistant Secretary for Counterterrorism Mark Thompson, Foreign Service Officer and Gregory Hicks, senior diplomat in Libya, and Eric Nordstrom, Diplomatic Security Officer and former Regional Security Officer in Libya, testify before a House Oversight and Government Reform Committee hearing on the Sept. 11, 2012 attack in Benghazi, Libya, on Capitol Hill on May 8, 2013. (Andrew Harnik/The Washington Times)

** 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. (AP Photo/Mohammad Hannon)