US warship in west Pacific for Japan navy drills

The US aircraft carrier Carl Vinson and other warships started joint exercises with Japan on Sunday, the American navy said, as regional tensions rise over North Korea's missile and nuclear programmes.Confusion has clouded the carrier group's whereabouts in recent days after President Donald Trump suggested the "armada" was steaming towards North Korea when in fact it was sent towards Australia.On Saturday US Vice President Mike Pence said in Sydney the strike group would arrive in the Sea of Ja