I hade an overloaded shell go off in my face during a competition. Got it on video
too. It's the third shot, you can see the difference to the recoil, followed by me touching my face where something hit me.
I finished the stage though... My face was bleeding down my left cheek, but the range officer was behind my right shoulder and didn't see it. Otherwise I'm sure he would have stopped me.
This was handed to me afterwards: