A civil service mariner assigned to the fleet replenishment oiler USNS Rappahannock (T-AO 204) watches a radar as the ship prepares for an underway replenishment in the Pacific Ocean. Rappahannock aides the U.S. Navy mission by delivering food, fuel and supplies to Navy vessels, thusly extending the Navy vessel’s ability to stay at sea. (U.S. Navy photo by Mass Communication Specialist 1st Class Torrey W. Lee/Released) Navy leans on Seattleās tech community to hack maritime challenges The service sponsored HACKtheMACHINE this past weekend in Seattle to gather the best and brightest in tech to take a look at some of the Navy's biggest… Sep 25, 2018 By Samantha Ehlinger