every terrorist group worldwide against us. >> guarded by 1500 u.s. troops, 41 prisoners remain at guantanamo bay, among them alleged 9/11 planner khalid sheikh mohammed. 730 detainees have been transferred to 59 country since 2002. 122 former detainees returned to the battlefield. >> in the past, we have foolishly released hundreds and hundreds of dangerous terrorists. only to meet them again on the battlefield. including the isis leader al-baghdadi. >> former state department officials worked tirelessly to close gitmo say terrorists are more likely to be convicted in a federal court. >> the shoe bomber, the underwear bomber, the boston marathon bombers all tried in federal court, all convicted, all housed in the federal