When Military Religious Freedom Foundation found out Air Force Academy higher-ups had not distributed a memo on religious neutrality to everyone on campus, the watchdog group took matters into its own hands. It posted the memo of Chief of Staff Gen. Norton Schwartz, dated Sept.1, on a billboard for all of Colorado Springs to see. In the memo Schwartz cautions Air Force leaders not to proselytize or show favoritism toward a particular faith. The memo came about a month after the Air Force suspended an ethics course for new nuclear missile officers that contained biblical references, and announced a review of…