Ahmed Abu Khattala , a former prisoner under the Gaddafi regime and Ansar al-Sharia senior commander , was charged in a sealed indictment in August 2013 for his role in the attack on a U.S. diplomatic facility in Benghazi which killed four Americans , including the U.S. ambassador , J. Christopher Stevens . In 2013 , Abu Anas al-Libi , a Libyan militant wanted for his role in the 1998 United States embassy bombings was seized in Tripoli by U.S. troops
attack
2012 Benghazi attack
2014 American raid in Libya