A South Carolina congressman said Friday that five Muslim soldiers at Fort Jackson, S.C., had been removed from active duty, and four of them discharged from the Army, in connection with an ongoing probe into alleged threats to poison food at the large South Carolina base. Republican Rep. Joe Wilson, who sits on the House Armed Services Committee, said the soldiers' laptops had been seized and were being analyzed. Congressional officials with knowledge of the case said cell phones and Arabic writings had been confiscated as well. Wilson also disclosed for the first time that four of the Muslim soldiers...