Radio Check Army Sgt. Jarred Mertz conducts a radio check with the tactical operations center during Exercise Saber Junction 2019 at Hohenfels Training Area, Germany, Sept. 22, 2019. Service member communication capability may one day be augmented with signals routed through space. Defense Department engineers are working now to enable that capability. SHARE: Download: Full Size (3.05 MB) Credit: Army Sgt. Henry Villarama VIRIN: 190922-A-AR102-902C.JPG Photo Gallery