WASHINGTON, Ramadan 1, 1435, Jun 28, 2014, SPA -- The Libyan militia leader suspected in the 2012 attack on the U.S. diplomatic mission in Benghazi that killed four Americans was in federal custody on Saturday morning, the U.S. attorney's office in Washington said. "Ahmed Abu Khatallah is in law enforcement custody," said Bill Miller, spokesman for the U.S. attorney's office for the District of Columbia, Reuters reported. CNN and the New York Times reported that Khatallah was taken to a federal court in Washington from a Navy warship where he had been held since his June 15 capture. Miller would not comment on where Khatallah was being held, but there was there was heightened security around the federal courthouse building near the U.S. Capitol in Washington, with two or three U.S. Marshalls at each of the building's corners. Khatallah was taken aboard the USS New York, an amphibious transport ship, after his seizure by U.S. special operations forces in a raid on the outskirts of Benghazi. He is expected to be prosecuted in the U.S. criminal justice system. -- SPA 18:57 LOCAL TIME 15:57 GMT www.spa.gov.sa/w