The USS Carl Vinson aircraft carrier is deployed from Singapore "as a prudent measure to maintain readiness".
The US has sent warships into waters near the Korean Peninsula in a show of force against North Korea's "reckless" nuclear threat.
It comes days after North Korea condemned America's strike on Syriaas an act of "intolerable aggression", claiming the move justified "a million times over" their reasons for developing a nuclear deterrent.
President Donald Trump talked to China's leader Xi Jinping this week about the need for Beijing to encourage Kim Jong-Un to halt his nuclear weapons programme.
Ahead of the meeting, North Korea fired a medium-range ballistic missile into the Sea of Japan.
Read more - http://news.sky.com/story/us-warships-sent-towards-north-korea-over-nuclear-threat-10831363