The USS George Washington, one of the world’s biggest warships, has joined navy and air force manoeuvres alongside 20 ships, 200 planes and 8,000 US and South Korean personnel in the Sea of Japan, in a show of might.
Reason? To send a clear signal over North Korea’s suspected sinking of a South Korean warship in March. And as expected, North Korea has cryptically threatened a retaliatory "sacred war".