A German jumpmaster checks the parachute of a paratrooper during exercise Air Defender 2023 (AD23) in Saarbrucken, Germany, June 14, 2023. Exercise AD23 integrates both U.S. and allied air-power to defend shared values, while leveraging and strengthening vital partnerships to deter aggression around the world. (U.S. Air National Guard photo by Master Sgt. Phil Speck)