Officials said the aircraft was “acting aggressively” when it approached the USS Abraham Lincoln, which is in the Middle East amid tensions between Washington and Tehran.

The US has shot down an Iranian drone that was “aggressively” approaching its aircraft carrier in the Middle East, the military has said.

US Central Command said in another incident, hours after the drone was shot down, forces from Iran's Islamic Revolutionary Guard Corps harassed a US-flagged, US-crewed merchant vessel in the Strait of...