Garden Grove sailor takes over duties as Chief of the Boat aboard U.S. Navy submarine

U.S. Navy photo by Mass Communication Specialist 2nd Class Kelsey J. Hockenberger.

Master Chief Sonar Technician (Submarine) Michael Wangen II, pins Senior Chief Yeoman (Submarine) Matthew Zwan, right, from Garden Grove, Calif., as his relief as the Chief of the Boat aboard the Los Angeles-class fast attack submarine USS Topeka (SSN 754) on the pier following a deployment. Topeka is one of four forward-deployed submarines assigned to Commander, Submarine Squadron Fifteen out of Apra Harbor, Guam.

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