Petty Officer 1st Class William Stevenson, a damage controlman with the maintenance and weapons division at Coast Guard Base Honolulu, conducts maintenance on a navigation buoy, April 1, 2015. Damage controlmen assigned to the naval engineering department perform a wide range of support services to Coast Guard units throughout the 14th Coast Guard District. (U.S. Coast Guard photo by Petty Officer 3rd Class Melissa E. McKenzie)