FILE - In this July 9, 2007 file photo, Palestinian prisoners line up in the exercise yard at the Hamas-controlled Saraya prison in Gaza City. In a report released Wednesday. 3, 2012 in

 

              FILE - In this July 9, 2007 file photo, Palestinian prisoners line up in the exercise yard at the Hamas-controlled Saraya prison in Gaza City. In a report released Wednesday. 3, 2012 in
FILE - In this July 9, 2007 file photo, Palestinian prisoners line up in the exercise yard at the Hamas-controlled Saraya prison in Gaza City. In a report released Wednesday. 3, 2012 international rights group Human Rights Watch says Hamas' security forces in Gaza are committing severe abuses, including torture of detainees, arrests without warrants, forced confessions, unfair trials and mock executions.(AP Photo/Kevin Frayer, File)