Egyptian authorities said Damietta members tried to torch highway checkpoint . hundreds Muslim Brotherhood members were killed in the gunfight . Muslim Brotherhood supporters clashed with opponents in Damietta , according to reports . Supporters of ousted President Giza protested in several cities . Police said they confiscated weapons in Brotherhood .
Egyptian authorities said Damietta members tried to torch highway checkpoint . hundreds Muslim Brotherhood members were killed in the gunfight . Supporters of ousted President Giza protested in several cities . Police said they confiscated weapons in Brotherhood .