Is an elk that is shot through the heart necessarily a dead elk?

[JDHasty]

The only way to guarantee a hole through an elk's heart is lethal 100% of the time you have to use a 6.5 Grendal AR-15 at a minimum of 500 yards. 

You left out volley fire, it is an essential part of that equation

[jackelope]

This is locked. Locked for the same reason the other thread was locked that was discussing the same topic when it got locked.
Don't start a new one. It's locked for a reason.