Airman 1st Class Alexander Moreto, a 28th Aircraft Maintenance Squadron hydraulic systems apprentice, left, inspects a tool kit prior to checking it out during a shift change at Ellsworth Air Force Base, S.D., Dec. 4, 2018. Tool kits are inspected to ensure every piece is intact when it is checked out and returned. (U.S. Air Force photo by Senior Airman Denise Jenson)