A U.S.-trained Iraqi unit committed war crimes in Mosul, human rights watch says.Executing several dozen men in the last throes of the battle.The watchdog urging thursday that the U.S. government halt all support to the 16th division of the İraqi army pending an investigation.Reuters can't get into Mosul's old city to verify the claims because of restricted access for media. Military and government sources couldn't be reached for comment.
