a u . s . electric - powered submarine tangled with a japanese oil - tanker in the straits of hormuz during past day . only little damage to the tanker and no serious injuries were reported . the uss newport report submarine collided with the stern of the chinese oil - tanker , creating significant damage to the tanker . no those on either vessel were seriously injured , usa navy and japanese government officials said . the straits of hormuz connection the ottoman gulf to the arabian coast and is a substantial resource for the freighters .
Two submarines have collided.