Military prosecutors at this U.S. naval base geared up Tuesday for hearings for a Canadian teenager accused of killing a U.S. soldier in Afghanistan, while his defense attorney called the process a “sham.” Toronto-born Omar Ahmed Khadr was 15 and a Taliban fighter when he was captured by U.S. forces in Afghanistan after he allegedly tossed a grenade, killing a U.S. Special Forces medic in a battle, and planted mines targeting U.S. convoys. Full Story