U.S. Airmen cheer on runners during the Virginia Run for the Fallen outside the Armistead Gate at Langley Air Force Base, Va., April 28, 2016. Each year, the run brings athletes and support crew members together to run one mile in honor of each Virginia Service member who died while serving during operations Iraqi Freedom, Enduring Freedom and New Dawn. (U.S. Air Force photo by Senior Airman R. Alex Durbin)

U.S. Airmen cheer on a U.S. Soldier running in support of the Virginia Run for the Fallen outside the Armistead Gate at Langley Air Force Base, Va., April 28, 2016. The run started at Joint Expeditionary Base Little Creek-Fort Story and is set to end at Arlington National Cemetery, totaling approximately 250 miles in four days. (U.S. Air Force photo by Senior Airman R. Alex Durbin)

Two U.S. Airmen cheer on runners during the Virginia Run for the Fallen outside the Armistead Gate at Langley Air Force Base, Va., April 28, 2016. Despite inclement weather, Airmen from across Langley gathered to show support for the run as the procession passed the installation. (U.S. Air Force photo by Senior Airman R. Alex Durbin)