I agree, bullets should exit virtually every time. I am big on Barnes and have personally never caught one. I see amazing stuff with 80gr TTSX in 25-06 in far bigger critters, but some stick around. There are at least two more contributing factors. Shot placement is very important. You took out the pump and put the only leak up high.

Mark Begich, Joaquin Jackson, and Heller resistance... Three huge reasons to worry about the NRA.