APRA HARBOR, Guam (July 3, 2021) Cmdr. Thomas Bullock, commanding officer of the Los Angeles-class fast attack submarine USS Asheville (SSN 758), welcomes Rear Adm. Butch Dollaga, commander, Submarine Group 7, aboard the boat during a scheduled visit, July 3, 2021. This was Dollaga’s first trip to Guam since taking command of Submarine Group 7. Guam is an important logistics and maintenance port for our rotational units, and home to two forward deployed tenders and three Los Angeles-class fast attack submarines. (U.S. Navy photo by Mass Communication Specialist 1st Class Jordyn Diomede)