The Zimmerman brothers run puppy mills in rural Pennsylvania, you know, God fearing White Democrat country. When they were asked to take 39 of their poorly cared for animals to the vet, lovecraftian degeneracy ensued:

I guess like potato chips, you can never just stop at one brutal murder of a puppy with a .22 LR. If you’re wondering, no a .22 LR probably won’t kill a small dog in one shot which was probably the reason they used the round, to prolong the “fun.”