He works night shift and he worked a longer shift than usual that night so I imagine he was pretty tired. I think that contributed to it. I would never be able to forgive myself.
Well, just "No "
Tired or not, you do Not, leave these animals.
in my opinion, this dog handler, was under the influence of something, self induced, which caused these K-9,s deaths.
Take a blood test. Charge him accordingly.