(Left) U.S. Air Force Tech Sgt. Jonathan Shinsato and Staff Sgt. Jeffrey Deptula, 8th Civil Engineer Squadron pavement and construction equipment journeymen, smooth wet concrete on the flight line at Kunsan Air Base, Republic of Korea, May 2, 2019. The 8th CES conducted a rapid response to a rupture that opened on the runway, and repaired the flight line within 24 hours. (U.S. Air Force photo by Staff Sgt. Joshua Edwards)