PERTH, Australia (April 23, 2022) Sailors, assigned to the Los Angeles-class fast-attack submarine USS Springfield (SSN 761), test shore power cables while moored alongside the Emory S. Land-class submarine tender USS Frank Cable (AS 40), at HMAS Stirling Navy Base, April 23, 2022. Frank Cable is currently on patrol conducting expeditionary maintenance and logistics in support of national security in the U.S. 7th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Chase Stephens)