9/19/2011 - VANDENBERG AIR FORCE BASE, Calif. – “Lest We Forget” is etched into the wall of the prisoner of war/missing in action memorial during a POW/MIA ceremony here Friday, Sept. 16, 2011. From the Vietnam War alone, the families of more than 2,000 servicemembers are still searching for answers about why their loved ones never came home from the war. (U.S. Air Force photo/Senior Airman Lael Huss)

9/19/2011 - VANDENBERG AIR FORCE BASE, Calif. – Chaplain (Capt.) Sean Ballard, of the 30th Space Wing, prays during a prisoner of war/mission in action ceremony at the POW/MIA memorial here Friday, Sept. 16, 2011. Vandenberg hosted a ceremony in remembrance of American prisoner of war/missing in action service members. (U.S. Air Force photo/Senior Airman Lael Huss)

9/19/2011 - VANDENBERG AIR FORCE BASE, Calif. – An obelisk stands in front of the American flag and the prisoner of war/missing in action flag at the POW/MIA memorial during a ceremony here Friday, Sept. 16, 2011. The obelisk has a plaque of each five branches of the U.S. military implanted on its four sides in honor of the fallen members of each service. (U.S. Air Force photo/Senior Airman Lael Huss)

9/19/2011 - VANDENBERG AIR FORCE BASE, Calif. – Col. Keith Balts, the 30th Space Wing deputy commander, speaks during a prisoner of war/missing in action ceremony at the POW/MIA memorial here Friday, Sept. 16, 2011. From the Vietnam War alone, the families of more than 2,000 servicemembers are still searching for answers about why their loved ones never came home from the war. (U.S. Air Force photo/Senior Airman Lael Huss)

9/19/2011 - VANDENBERG AIR FORCE BASE, Calif. – A member of the Vandenberg Honor Guard plays taps during a prisoner of war/missing in action ceremony at the POW/MIA memorial here Friday, Sept. 16, 2011. Vandenberg hosted a ceremony in remembrance of American prisoner of war/missing in action service members. (U.S. Air Force photo/Senior Airman Lael Huss)