Authorities contend that Khatallah is a senior leader of Ansar al Sharia , whose members were among several militias that participated in the two-pronged armed assault . Grand jury hands down 17 more charges against the militant . Ahmed Abu Omar was captured in Libya and brought to the U.S . He has pleaded not guilty to a charge of providing weapons to terrorists .
Grand jury hands down 17 more charges against the militant . Ahmed Abu Omar was captured in Libya and brought to the U.S . He has pleaded not guilty to a charge of providing weapons to terrorists .