Ahmed Abu Khatallah, the Libyan militant charged in the 2012 Benghazi attacks, will face a federal judge Saturday afternoon for an initial court appearance, authorities confirmed to Fox News. At that time, the government is expected to outline the charges against him. Khatallah is being held at a federal courthouse in D.C. amid tight security, Department of Justice spokesman William Miller said. He was flown to Washington by helicopter shortly after sunrise from a navy warship, where he had been held since his capture nearly two weeks ago. Khatallah is accused of being involved in the Sept. 11, 2012 attack...