Has this ever happened to you? You're running around a map, let's say it's Hell's Kitchen. You start getting shot in the back and you decide that the best option is to drop down from the top of the area with the waterfall. You die, you say WTF?! Then, as you check the killcam, you can see that the last bullet(at least for headshot killcams) travels through the boundaries of the map, such as rocks or floors, to hit you. That is ridiculous. This has happened on multiple occasions, sometimes multiple times in the same game. Do something about it...

Oh, and lag is questionably not the cause of this, because in most cases I know I got away with getting around the corner only to die within about a full 2 seconds after the fact. Lag couldn't possibly be that bad could it?

It could possibly well be