CES paves the way
U.S. Air Force Airman 1st Class Andrew Persen, 35th Civil Engineer Squadron Heavy Equipment and Pavement Shop apprentice, walks a plate tamper over a freshly repaired pothole March 29, 2012 at Misawa Air Base, Japan. CES Airmen will fill approximately 100 potholes this year, using more than 350 buckets of repair compound. (U.S. Air Force photo by Tech. Sgt. Phillip Butterfield/Released)