KHARTOUM, Sudan (AP) - Security police detained Sudan's leading Islamic opposition leader Hassan Turabi early Wednesday, his wife said. Wisal el-Mahdi told The Associated Press that a large squad of police came to their Khartoum home at about 1:30 a.m. local time and arrested her husband, saying he was "was wanted by the authorities." The arrest came days after the government detained members of Turabi's Popular National Congress and some military officers in connection with an alleged plot to overthrow the government of President Omar el-Bashir. "We were expecting this arrest" because of the alleged coup attempt, Wisal el-Mahdi said....