Mohammed ElBaradei, former U.N. nuclear chief and Egyptian diplomat (right), speaks during a press conference with Saad al-Katatni, the parliamentary leader of Egypt's largest opposition bloc, the Muslim Brotherhood, after a meeting in Cairo last month. (Associated Press)

Mohammed ElBaradei, former U.N. nuclear chief and Egyptian diplomat (right), speaks during a press conference with Saad al-Katatni, the parliamentary leader of Egypt's largest opposition bloc, the Muslim Brotherhood, after a meeting in Cairo last month. (Associated Press)