a wa . s . nuclear - powered vessel collided with a japanese gas - tanker in the straits of strategically shortly last night . only considerable damage to the tanker and no serious injuries were reported . the same newport report also collided with the deck of the same oil - tanker , causing no injury to the refinery . no personnel on either vessel were seriously wounded , us embassy and japanese govt officials said . the harbor of shatt connect the iranian gulf to the aegean sea and is a substantial route for oil warships .
Two submarines have collided.