Members of the Coast Guard Aids to Navigation Team, Honolulu, test the light-emitting diode (LED) and battery before installing it at a lighted navigation aid in Hilo Harbor, Aug. 28, 2013. ANT Honolulu is responsible for "lighting the islands," conducting routine maintenance and LED conversions on Hawaii's navigation aids. (U.S. Coast Guard photo by Petty Officer 3rd Class Melissa E. McKenzie)