Retired Lt. Col. Barry Bridger, North Vietnam Prisoner of War survivor, speaks about the torture he endured while being a POW for six years in the Hanoi Hilton Prison Camp to a group of Airmen at Grand Forks AFB, N.D. in 2010. The retired colonel travels around the world sharing his experiences and will be at Hanscom Sept. 9. ((U.S. Air Force photo by Senior Airman Amanda N. Stencil)