SOUTH CHINA SEA (June 7, 2021) Sailors aboard Arleigh Burke-class guided-missile destroyer USS Curtis Wilbur (DDG 54) signal a MH-60R Sea Hawk helicopter assigned to the Royal Australian Navy Anzac-class frigate HMAS Ballarat (FFH 155) on the flight deck. Curtis Wilbur is assigned to Commander, Task Force 71/Destroyer Squadron (DESRON) 15, the Navy�s largest forward-deployed DESRON and U.S. 7th Fleet�s principal surface force. (U.S. Navy photo by Mass Communication Specialist 3rd Class Zenaida Roth)