WASHINGTON DC - The State Dept. has revoked the diplomatic visas of more than 12 staff members at a Saudi religious school in suburban Virginia that advocates the strict Saudi brand of Islam known as Wahhabism."We have asked the Saudi mission to arrange for the immediate departure of these individuals," State Dept. spokesman Richard Boucher said.The staff members work at the Institute of Islamic and Arabic Sciences in America, a school based in FAlls Church, VA., funded by the Saudi government and affiliated with Imam Muhammad Ibn Saud Islamic University in Riyadh.Mr. Boucher said the department occasionally learns that holders...