Staff Sgt. Marcus Thomas holds onto a chain which creates a human bridge helping him and his team complete an obstacle Oct. 22, 2010, at Camp Bullis, Texas during the Combat Leadership Course. (U.S. Air Force photo/Staff Sgt. Jonathan Snyder) Photo essay: Security forces solve problems at Camp Bullis course by Staff Sgt. Jonathan Snyder 3rd Combat Camera Squadron 11/9/2010 - CAMP BULLIS, Texas (AFNS)  -- Security forces Airmen use teamwork to complete various obstacles at the Leadership Reaction section during the week-long Combat Leadership Course here Oct. 22 to 29. View the slideshow.