afghanistan right now that is weighing. more breaking news we re following tonight, the desperate search for seven american sailors, that whereabouts are unknown after an accident at sea. john kirby is joining us to discuss. this happened in japan, a naval ship show kpieded with a massive ship. several people are hurt seven others are missing. how could this happen that these two giant vessels just smash into each other? well, that s what the investigation is going to try to uncover. it ll be a complete and exhaustive investigation. it is rare for u.s. naval warships to suffer and be involved in collisions. obviously it s very very serious given the damage and the fact we have seven sailors we can t account for. and the invegas will take a look