After days of ominious warnings, Egyptian security forces descended upon pro-Morsy sit-ins on Aug. 14 in an effort to break them up, deepening the turmoil that has gripped the country since President Mohamed Morsy's ouster on July 3. Morsy supporters have been holding determined protests ever since, periodically engaging in violent clashes with security forces. At least 54 people were killed on July 8 and at least 72 on July 27. As FP's David Kenner reports today from Cairo, riot police confronted "the demonstrations with tear gas and gunfire, moving quickly to bulldoze the barricades that the protesters had erected." The latest Egyptian health ministry count puts Wednesday's death toll at 149. Above, Egyptian Muslim Brotherhood supporters run from tear gas fired by Egyptian police in a street leading to the Rabaa al-Adaweya protest camp in Cairo on Aug. 14. Supporters of deposed Egyptian President Mohamed Morsy lie wounded on the floor of the Rabaa al-Adaweya Medical Center in the Nasr City district of Cairo on Aug. 14. A Morsy supporter reacts after identifying the body of a family member at the Rabaa al-Adaweya Medical Center. Muslim Brotherhood supporters of Morsy overturn a police vehicle during clashes with riot police at Cairo's Mustafa Mahmoud Square after security forces dispersed sit-ins on Aug. 14. A man stands among the bodies of pro-Morsy protesters. Egyptian women talk to injured men lying on the ground near bodies of those killed during an Egyptian police crackdown on a protest camp filled with supporters of ousted president Mohamed Morsy and members of the Muslim Brotherhood on Aug. 14 near Cairo's Rabaa al-Adaweya mosque. Morsy supporters chant slogans as they demonstrate in Egypt's northern coastal city of Alexandria on Aug. 14 against security forces clearing two pro-Morsy protest camps in Cairo. Supporters of the Muslim Brotherhood and Egypt's ousted president set fire to a local council building in Egypt's northern coastal city of Alexandria on Aug. 14. Egyptian security forces move in to disperse a protest camp on Aug. 14 near Cairo's Rabaa al-Adaweya mosque. A fire burns in a street leading to Rabaa al-Adaweya square in Cairo while Morsy supporters clash with riot police on Aug. 14. A supporter of Egypt's ousted president Mohamed Morsy gestures during clashes with riot police in Cairo on Aug. 14. Egyptian riot police move toward a camp of Morsy supporters in Rabaa al-Adaweya on Aug. 14.