Capt. Jason Lehto relieves Capt. Andrew Grenier as the Coast Guard Reserve Unit Pacific Command commanding officer during a change of command ceremony at Base Honolulu, June 24, 2019.  (U.S. Coast Guard photo by Petty Officer 2nd Class Amanda Wyrick) HONOLULU — Capt. Jason Lehto relieved Capt. Andrew Grenier as the Coast Guard Reserve Unit Pacific Command commanding officer during a change of command...