nothing can be ruled out, BUT you can make a good assumption that it wasn't a ditching and therefore some may have got out, solely due to the fact that there was no further communication from the pilots. if you are struggling to regain control you don't bother trying to contact anyone. if you are going to try and ditch then you sure as h**l let someone know so you can have some help on the way.
so all this speculation that there may have been survivors after a ditching is
