Hey, this also happened to me twice, but I actually was playin on xbox live, once it was at beaver creek, I went to get the rockets, and when I dropped I suddenly found myslef lying death in the river, and a message appeared and it said "You were killed by the guardians", and also this once at midship I was at the platform where you get the sword and I dropped and got killed without getting shot or anything, and the same message appeared "you were killed by the guardians" I mean , what happens when this occurrs?