January 31, 2011Author: Staff WriterSource: NECNWire Service: APhttp://www.necn.com/01/31/11/Group-sues-to-block-prayer-speaker-at-AF/landing_politics.html?&blockID=3&apID=0407f2c4d2c14172bd3a3c7463daf7d5Five Air Force Academy faculty members and a religious watchdog group asked a federal judge on Monday to block the school from sponsoring a National Prayer Luncheon event.