The USNS Supply (T-AOE-6), a Supply-class fast combat support ship, was observed on the horizon at Muelle de Ponce in Ponce, Puerto Rico, at 9:22 a.m. local time on December 18, 2025, according to an X post by @MichaelBonet8 citing @MT_Anderson and @WarshipCam. The post, shared over the past hour between 1:16 p.m. and 2:15 p.m. UTC, referred to the vessel as "elusive" and appearing "again" at the location. This sighting follows earlier US military air movements tracked on December 18, with two US Air Force aircraft scheduled to depart Hill Air Force Base in Utah for Destin-Fort Walton Beach Airport in Florida between 10:46 a.m. and 11:45 a.m. UTC, as reported by aviation observer @ArmchairAdml on X. Governments of Curaçao and Aruba announced between 7:45 a.m. and 10:45 a.m. UTC that US aircraft will activate transponders during heightened military activities near the islands to ensure civilian air and maritime safety. Russian Foreign Ministry spokesperson Maria Zakharova stated between 11:46 a.m. and 1:15 p.m. UTC that Washington is escalating tensions around Venezuela, reaffirming Russia's support for President Nicolas Maduro's government and advocating dialogue, according to the ministry's X post.