Chief Master Sgt. Michael Ziegler, superintendent of the 308th Rescue Squadron, Patrick Air Force Base, Florida, shakes the hand of retired Chief Master Sgt. Paul Koester during the 2016 Pararesuce Reunion in Melbourne, Florida, September 22, 2016. Koester is the longest serving pararescueman with 41 years of service. (U.S. Air Force photo/ Staff Sgt. Dana White)