Navy Seaman Sam Goldberg finishes preparing a worksite for training during an underwater welding operation at Joint Base Pearl Harbor-Hickam, Hawaii, July 9, 2018, as part of Rim of the Pacific, the world’s largest international maritime exercise. Goldberg is a diver assigned to Mobile Diving Salvage Unit 1. Navy photo by Petty Officer 1st Class Arthurgwain L. Marquez