Egyptians are seen through black smoke as they stand on top of a hill during clashes between supporters and opponents of Egypt's powerful Muslim Brotherhood near the Islamist group's headquarters in Cairo, Egypt Friday, March 22, 2013. Egyptian protesters clashed with the president's Muslim Brotherhood backers and ransacked three offices nationwide Friday as anger over allegations of beatings and power-grabbing boiled over into the largest and most violent demonstrations yet on the doorstep of the powerful group. (AP Photo/Khalil Hamra), APTOPIX