U.S. Air Force Master Sgt. Trey Garner, center, 60th Medical Group cardiology services manager provides an overview of a cardio suite while Lt. Gen. Dorothy Hogg, left, Air Force Surgeon General, looks on during a tour through the Heart, Lung and Vascular Center, David Grant USAF Medical Center at Travis Air Force Base, California, Feb. 10, 2020. Hogg visited with 60th Medical Group Airmen and recognized the positive impact they have on their community through their innovative medical practices. (U.S. Air Force photo by Heide Couch)