I'd like to think they got hacked for not being able to spell "losing", but it was probably just script kiddie's pranks:
http://www.mygunexchange.com/Also.. wow, I would have bet money they'd have at least hit the target. Shows what I know about underwater shooting.
water is something like 740 times denser then air, and stops super sonic rounds even more efficiently. there was a segment on mythbusters where they shot a variety of weapons into a swimming pool, pistol rounds survived but even the .50 cal got shredded when hitting water.