Surely police dogs can sense which officers are known dog-killers.
And given what most police dogs suffer, it’s hardly surprising that the dog lashed out:
http://www.pivotlegal.org/the_tragic_truth_of_police_dog_training_practices_in_bc
http://www.lifewithdogs.tv/2014/10/loyal-police-dog-being-treated-inhumanely-on-chiefs-orders/
The Lord gives us dogs to protect us and teach us love, honor and devotion.
The Enemy seeks to destroy and break dogs.