190508-N-KC128-132 PEARL HARBOR (May 8, 2019) Cmdr. Robert Rose, commanding officer of Los Angeles-class fast-attack submarine USS Louisville (SSN 724), speaks with a delegation from the Chicago Council on Global Affairs during a tour of the Louisville at Joint Base Pearl Harbor-Hickam May 8. (U.S. Navy Photo by Mass Communication Specialist 1st Class Daniel Hinton/Released)