America's dominance beneath the waves grows as its newest nuclear submarine completed its initial sea trials and prepares for active deployment.

The multi-year deal to buy 15 nuclear submarines for the U.S. Navy that has been delayed by negotiations over ballooning costs of labor and material could be wrapped up by the end of the year, HII officials said during a Thursday earnings call.

An American nuclear submarine where one in 10 crew members is Australian has arrived at the Garden Island naval base for a month-long maintenance stopover, ahead of regular AUKUS rotations that begin in 2027.

President Donald Trump said the two survivors from a U.S. strike on a vessel suspected of carrying drugs are being sent back to their home countries.

President Trump said Wednesday he's allowing South Korea to build a nuclear-powered submarine in Philadelphia.