Egyptian authorities said that Brotherhood members attempted to torch highway signs . Two Brotherhood members were killed in the attack . Police said they confiscated knives and images of `` the four-fingered sign '' from protesters , a reference to the image of a yellow hand used by many Morsy supporters . Supporters of ousted President Mohamed Morsy protested in several cities . Police said they seized weapons in Damietta .
Egyptian authorities said that Brotherhood members attempted to torch highway signs . Two Brotherhood members were killed in the attack . Supporters of ousted President Mohamed Morsy protested in several cities . Police said they seized weapons in Damietta .