Hundreds of Special Tactics Airmen and Special Warfare trainees gathered early morning, Feb. 22, 2019, at the Medina Annex in Joint Base San Antonio-Lackland, Texas, to begin an 830-mile ruck march across five states in tribute to U.S. Air Force Staff Sgt. Dylan J. Elchin, along with 19 other Special Tactics Airmen, who have been killed in action since 9/11. The ruck march is projected to average about 12 miles per leg, alternating between the ten teams of two throughout the day ending at Hurlburt Field, Fla., March 4, 2019 at 1:00 p.m. EST. The 830-miles event will take over 11 days averaging 70 miles each day. (U.S. Air Force photo by Andrew Patterson)