181019-N-WX604-0141 NORFOLK (Oct. 19, 2018) The American rock band "3 Doors Down" receive a tour from Master Chief Quartermaster John Eskridge, left, of the aircraft carrier USS George H.W. Bush's (CVN 77) bridge during a United Service Organizations (USO) visit, Oct. 19, 2018. The ship is in port in Norfolk, Va., conducting routine training exercises to maintain carrier readiness. (U.S. Navy photo by Mass Communication Specialist 2nd Class Joseph E. Montemarano/Released)