coast guard investigation and one by the japanese authorities. some of the preliminary thing, where the collision took place, hitting the berthing area where a loft the sailor a lot of the sailers were bedded down. the collision took place right there. and also struck the communications note on the ship, hampering communications between the u.s. navy ship. but what they re still looking at is radar data from the sophisticated weapons system aboard the fitzgerald, as well as radar and other data from the cargo ship to really find out how this cargo ship was able to collide into this navy destroyer without the crew of the destroyer being alerted without them being able to react in time. so that s one of the key things to uncover as the investigation unfolds. now, according to the initial reports, this happened about 1:30 in the morning. it was reported about an hour