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John Stevens testifies before the Senate Foreign Relations Committee on his nomination to be ambassador to Libya March 20, 2012 in the Dirksen Senate Office Building on Capitol Hill in Washington, DC. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)
John Stevens testifies before the Senate Foreign Relations Committee on his nomination to be ambassador to Libya March 20, 2012 in the Dirksen Senate Office Building on Capitol Hill in Washington, DC. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)

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Ambassador 'loved Libya so much' (2012)

CNN's Elise Labott pays tribute to U.S. Ambassador Christopher Stevens, who was killed in Benghazi.

Ambassador 'loved Libya so much' (2012)

CNN's Elise Labott pays tribute to U.S. Ambassador Christopher Stevens, who was killed in Benghazi.