In this Saturday August 1, 2009 file photo, a suspected Islamist extremist member captured by Nigerian troops lies next to a tree in Maiduguri, Nigeria. A Nigerian court has convicted 45 Boko Haram members in the largest mass trial in the Islamic extremist group's history. The closed-door proceedings have raised the concerns of human rights groups about whether the trials of more than 1,600 people will be fair. (Photo by Sunday Alamba/AP Photo)
