PETERSON AIR FORCE BASE, Colo. — Kliffa Hall wears a customized Gold Star at Peterson Air Force Base, Colorado, on November 14, 2018, in honor of her son Capt. Ryan Hill who was killed when his aircraft crashed during a mission in Djibouti in 2012. America’s Gold Star families honors fallen heroes who served in the U.S. Armed Forces and cares for their survivors through programs and services at no cost to the survivors. (U.S. photo by Staff Sgt. Alexandra M. Longfellow/Released)

PETERSON AIR FORCE BASE, Colo. - A U.S. Air Force dental technician crafts a wax rim used to set dentures during a dental symposium in Colorado Springs, Colorado, Feb. 6, 2019. Dental technicians from across the Department of Defense attended the joint training to receive hands-on training with the latest in dental technology. (U.S. Air Force photo by Tech. Sgt. Michael E. Wykes)

U.S. Air Force Tactical Air Control Party Airmen with the New Jersey Air National Guard's 227th Air Support Operations Squadron coordinate close air support with U.S. Marine Corps aircraft during joint training on Joint Base McGuire-Dix-Lakehurst, N.J., Dec. 6, 2018. (U.S. Air National Guard photo by Master Sgt. Matt Hecht)

PETERSON AIR FORCE BASE, Colo. – The 21st Civil Engineer Squadron “Dirt Boyz” plow and sweep the Peterson Air Terminal apron for distinguished visitor flights at Peterson Air Force Base, Colorado, Jan. 28, 2019. During the snow season, specialized teams are constructed to conduct snow-removal actions. (U.S. Air Force photo by Cameron Hunt)

PETERSON AIR FORCE BASE, Colo. – Guest speaker Carlos Wade, 21st Force Support Squadron senior youth sports director, talks about Dr. Martin Luther King, Jr.’s legacy during the MLK Observance Luncheon Jan. 23, 2019, at The Club on Peterson AFB, Colorado. (U.S. Air Force photo by Erinn Callahan)

PETERSON AIR FORCE BASE, Colo. – Airman 1st Class Revell Hicks, 21st Security Forces installation patrolman, sits in a BOD POD at the Health and Wellness Center on Peterson Air Force Base, Colorado, Jan. 23, 2019, while his body densitometry is tested to determine his fat versus lean body composition. This process involves the measurement of the interior volume of the BOD POD before a patient is inside it and again after the patient is seated inside the chamber. The difference in volume is then subtracted to obtain the patient's body volume. (U.S. Air Force photo by Robb Lingley)