CAIRO, Egypt - The Egyptian state prosecutor on Wednesday ordered 147 detained members of the Muslim Brotherhood to be investigated on rioting accusations, a judicial official said, in the latest crackdown on the country's largest opposition group. The detainees, who have not been formally charged, are also accused of holding unauthorized demonstrations after a flurry of protests in northern cities, said the official, who spoke on condition of anonymity because he was not authorized to speak to the media. Thousands of Muslim Brotherhood members demonstrated across the Nile Delta on Tuesday, accusing the government of preventing them from participating in...