This live 5x5 muley buck is presenting a good broadside shot at under 20 yards. Try to visualize where both of his lungs sit, envision them as balloons, and then try to deflate both balloons with your arrow.
Equipment has come a long way in 35 years, but the rules for quick kills still remain the same: Close and broadside are best. For me, the shot process is just as important as any set...