YAGONG REEF, CRESCENT GROUP, PARACEL ISLANDS, SOUTH CHINA SEA — AUGUST 17, 2026 — Vantor satellite image shows new buildings and construction activity on Yagong Reef in the Paracel Islands. (Satellite image (c) 2026 Vantor. / Getty Images)
Republican presidential nominee, former U.S. President Donald Trump speaks alongside Republican candidate for U.S. Senate in Virginia Hung Cao at the Truong Tien Restaurant in the Eden Center on August 26, 2024 in Falls Church, Virginia. (Photo by Anna Moneymaker/Getty Images)
Smoke rises after Iran carried out a missile strike on the main headquarters of the U.S. Navy’s 5th Fleet in Manama in retaliation against US-Israeli attacks, in Bahrain February 28, 2026. (Photo by Stringer/Anadolu via Getty Images)
SILVER SPRING, Md. (Nov. 19, 2025) A researcher with Naval Medical Research Command (NMRC), transfers solution to smaller test tubes in the Agile Vaccines and Therapeutics (AVAT) laboratory. Researchers are currently conducting studies to discover critical vaccine components for testing to develop a vaccine that will provide a line of defense against malaria. (U.S. Navy photo by Aleece Williams/Released)
U.S. Navy Sailors assigned to Patrol and Reconnaissance (VP) 26 prepare to load a Mark 54 lightweight torpedo onto a P-8A Poseidon on Kadena Air Base, Japan, June 5, 2026. (U.S. Navy Photo by Mass Communication Specialist 2nd Class William Bennett IV)
Acting Secretary of the Navy Hung Cao boards Arleigh Burke-class guided-missile destroyer USS Fitzgerald (DDG 62) to observe Explosive Ordnance Disposal (EOD) rigging and extrication training on Aug. 6, 2026. (U.S. Navy Photo by Mass Communication Specialist 2nd Class August Clawson)
Hung Cao, Acting Secretary of the Navy (SECNAV), speaks to the crew of Wasp-class amphibious assault ship USS Makin Island (LHD 8) during an all-hands call on the flight deck, Aug. 7, 2026. SECNAV was recently in San Diego visiting various commands to speak with Sailors and their families, focusing on his top priority, “taking care of our people.” (U.S. Navy photo by Mass Communication Specialist Seaman Pheona David)
Hung Cao warned sailors, Marines and Navy civilians about a "deliberate effort to gather intelligence, test our defenses, disrupt our operations, and intimidate our force."