U.S. Airman 1st Class Connor Harrington performs a repair on Yokota Air Base, Japan, Jan. 13, 2016. Harrington, a 374th Civil Engineer Squadron pavement and equipment apprentice, is part of a team of airmen known as “Dirt Boys” on the base because of the work they do, from keeping the flightline ready to maintaining roads and sidewalks. U.S. Air Force photo by Airman 1st Class Delano Scott