Navy Seaman Sam Goldberg and Navy Petty Officer 2nd Class Andres Suero perform leak checks 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 and Suero are divers assigned to Mobile Diving Salvage Unit 1. Navy photo by Petty Officer 1st Class Arthurgwain L. Marquez