Supporters of Pakistan Tahrik-e-Insaf hold placards during a demonstration in Lahore held to show solidarity with U.S.-trained neuroscientist Aafia Siddiqui August 29, 2008. U.S.-trained neuroscientist and al Qaeda suspect Aafia Siddiqui, 36, was arrested in Afghanistan in mid-July and flown to New York earlier this month to be charged with attempting to kill and assault U.S. soldiers.