Human Rights Watch said it was investigating the same rebel group that claims it has captured UN peacekeepers for executing captured Syrian soldiers earlier this week.
Peter Bouckaert of the human rights monitoring group said it was investigating the involvement of the "Martyrs of Yarmouk" brigade in a video showing the execution of detained Syrian soldiers posted on the Internet yesterday.
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A steward ordered Joe White to remove his Three Lions Pride St George’s Cross.
Gary Davies, 50, is believed to have known the victim, 56.