State Department investigating Libya attack

The State Department officer responsible for security at the U.S. Consulate in Benghazi, Libya, is playing a role in investigating the attack that killed Ambassador J. Christopher Stevens.

Carry teams move flag-draped transfer cases containing the remains of Americans killed in Benghazi, Libya, from a transport plane during a Transfer of Remains Ceremony on Friday, Sept. 14, 2012, at Andrews Air Force Base in suburban Washington. (AP Photo/Carolyn Kaster)

Carry teams move flag-draped transfer cases containing the remains of Americans killed in Benghazi, Libya, from a transport plane during a Transfer of Remains Ceremony on Friday, Sept. 14, 2012, at Andrews Air Force Base in suburban Washington. (AP Photo/Carolyn Kaster)

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