All the more reason to take care of one’s livestock. I don’t know who’s “right” in this case, but it seems there’s plenty that was left undone on both sides of the fence.
The owner of the live stock was responsible to recover the escaped animals and repair any damages.
The option for Hawn was to file a civil lawsuit if Monte Downare refused to repair the damages...
Hawn did not have the option to shoot on BLM, USFS...lands nor shoot on other people’s private property without their prior permission.