ear Adm. Bruce H. Lindsey, right, relieved Rear Adm. Richard W. Butler as commander of Carrier Strike Group 4 during a change of command and retirement ceremony, Dec. 11. - NORFOLK (Dec. 11, 2015) Rear Adm. Bruce H. Lindsey, right, relieved Rear Adm. Richard W. Butler as commander of Carrier Strike Group 4 during a change of command and retirement ceremony, Dec. 11. The guest speaker was Adm. Philip Davidson, commander, U.S. Fleet Forces Command. (U.S. Navy photo by Mass Communication Specialist 2nd Class Sean Weir/Released)