Islamists, foes battle in the streets across Egypt More than 30 die in day of deadly discord ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page MOHAMMED SABER/EPA Supporters of the ousted president gathered next to the headquarters of the Republican Guard in Cairo. LOUAFI LARBI/Reuters Mock coffins were carried in a symbolic funeral for the four men killed during Friday's clashes. Egyptian President's Office/EPA Interim President Adly Mansour (right) met with pro-reform leader Mohamed ElBaradei. MOHAMMED SABER/EPA Many of Mohammed Morsi's supporters prayed next to the Republican Guard's headquarters. Manu Brabo/AP Opponents of ousted President Mohammed Morsi clashed with his supporters near Tahrir Square. Hassan Ammar/AP An Interior Ministry spokesman said the deputy head of Morsi's Muslim Brotherhood has been arrested on allegations of inciting violence. Manu Brabo/AP Mayhem nationwide left at least 10 people dead and 210 wounded. HASSIM DABI/EPA Egyptian soldiers faced Morsi's supporters who were still gathered near the Republican Guard headquarters in Cairo. Manu Brabo/AP In cities across the country, clashes erupted as Morsi supporters tried to storm local government buildings or military facilities. HASSIM DABI/EPA Islamists vowed to show by their numbers and the turmoil that the military had made a mistake in ousting Morsi on Wednesday. AP A helicopter flew over Cairo as demonstrators gathered in the streets. Reuters Supporters of former president Mohammed Morsi protested his ouster. Reuters Islamists angrily denounced Egypt's change in power. Reuters Thousands of pro-Morsi protesters flooded the streets. Reuters A jet made a heart shape in the sky above Cairo. Reuters Riot police kept watch at the Republican Guard barracks as protesters coalesced outside.