''North and South Korean warships exchanged artillery fire Thursday in disputed waters off the western coast, South Korean military officials said, in the latest sign of rising animosity between the bitter rivals in recent weeks.'' Officials from the South's Joint Chiefs of Staff and Defense Ministry said a South Korean navy ship was engaged in a routine patrol near the countries' disputed maritime boundary in the Yellow Sea when a North Korean navy ship fired two artillery shells. The shells did not hit the South Korean ship and fell in waters near it, they said.'' War is going to break out soon.. Source- [ Register or Signin to view external links. ]