03/18/2010 05:12 am ET Updated May 25, 2011

Former Guantanamo Detainees Fuel Growing al-Qaeda Branch

Former detainees of the U.S. prison in Guantanamo Bay, Cuba, have led and fueled the growing assertiveness of the al-Qaeda branch that claimed responsibility for the attempted Christmas Day bombing of a U.S. airliner, potentially complicating the Obama administration's efforts to shut down the facility.

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