200208-N-AD347-0052 EAST CHINA SEA (Feb. 8, 2020) Mineman 1st class Shay Severns and Mineman 3rd class Ryan Matas, utilize the sonar system to hunt for training mines aboard the Avenger-class mine countermeasures ship USS Pioneer (MCM 9). Pioneer, part of Mine Countermeasures Squadron 7, is operating in the U.S. 7th Fleet area of operations to enhance interoperability with partners and serve as a ready-response platform for contingency operations. (U.S. Navy photo by Lt. j.g. Alexander Fairbanks/Released)