Petty Officer 3rd Class Jason Frayne, an aviation electronics technician, performs a test on an instrument inside a MH-60 Jayhawk helicopter while it sits in the hangar at Coast Guard Sector Columbia River in Warrenton, Oregon, Mar. 26, 2017. This is only one of the many tasks performed during this particular maintenance period. U.S. Coast Guard photo by Petty Officer 1st Class Zac Crawford.