The U.S. Air Force admits that the chaplain's office at Andrews Air Force Base retracted an invitation to Family Research Council President Tony Perkins--a former Marine officer--to speak at a prayer luncheon held at the base on Thursday after the conservative leader criticized President Obama’s efforts to end “Don’t Ask Don’t Tell"--the military policy on homosexuality. “The Chaplain’s Office retracted Mr. Perkins’ invitation after his recent public comments made many who planned to attend the event uncomfortable,” the Andrews base public affairs office said in a statement issued late Thursday. “This was a local decision made by the Chaplain’s Office...