Eileen Bjorkman is a retired USAF Colonel and flight test engineer with over 700 hours in the cockpits of F-4s, F-16s, C-130s, and C-141s. She's also the author of 'Unforgotten in the Gulf of Tonkin: A Story of the U.S. Military's Commitment to Leave No One Behind.' She joins us to talk about combat search and rescue operations in the Vietnam War and the harrowing story of F-8 pilot Willie Sharp.