Prominent Egyptian dissident Alaa Abdel Fattah was detained on Sunday morning beyond his overnight probation, his family and a judicial official said. "We don't know where Alaa is... The police station says he's most probably at state security prosecution... we seriously don't have any information about him," his sister Mona Seif, also a well-known activist, said on Twitter early on Sunday. Abdel Fattah, 37, is serving five years of probation ...