Originally Posted by
MicahJava
It's about a 1 out of 60 chance to have the shell dented like that while ejecting them empty.
And 0 chance of being dented prior to firing. See how snug the fit is of a bullet in a firing chamber?
http://www.orions-hammer.com/blowback/
Figure 1-2
So the 1 in 60, if that is correct is infinitely larger than 0. Yep the bullet was ejected from the rifle after firing.