Human rights groups say more than 100 children have been killed in the six months since the crackdown on Syria's pro-democracy movement began.<br /><br />Activists say one of the children killed by security forces was Tamer Al Shrei, 15, who was arrested on April 29.<br /><br />His father, who found his body in a morgue more than a month later, will have his testimony heard at the UN-backed Human Rights Commission in Geneva on Monday.<br /><br />Mohammed Al Shrei spoke exclusively to Al Jazeera's Charles Stratford about his son's death.<br /><br />WARNING: The report contains strong images which some viewers may find disturbing.
