US Central Command released footage on July 13 of what it said was the first combat use of American sea drones. Three vessels were shown striking an Iranian base, reportedly destroying one Ghadir-class midget submarine.The Iranian-made submarine has an underwater displacement of less than 150 tonnes and is designed mainly for operations in shallow coastal waters, including minelaying and supporting special forces missions.Chinese state broadcaster CCTV reported on Sunday that the 7.3 metre (24 feet) Corsair USV, built by Saronic Technologies, was not specifically designed as a suicide weapon and could perform a range of missions.This combination of annotated images...