Yep, I have had to shoot dogs over the years, but all of mine have been clear cut.. no owners present and dogs attacking lambs. There is no issue with this but if the owner was there then the dog may get a few seconds of grace to be called off.
Similar to my last dog which was a staff, and other dogs that were off leads would come up to it and start having a go. There have been several occasions were the boot has been stuck in, or the other dog has been whacked with a stick because the owners showed no intention of controling their dog, and we all know what would happen if my staff was un