At approximately 0755 HRS, I saw Ryan who had drag his dog by his front legs across the street from the Kiosk. Ryan then pick up his dog and threw it up against the black rod iron fence. I then saw Ryan closed fist hit the dog two times. Ryan had in his possession a blue medal cylinder with a gold welding device attached. Ryan hit the rod iron fence over the top of the dog. The dog ran across Coral St. into Homeless Service Center waiting area. This is when Ryan came across Coral St. to waiting area screaming "I am going to kill you if you do not give me my dog back." The dog ran from Ryan into the Kiosk where I was standing. Ryan walk from the waiting area to the front of the kiosk screaming " I am going to kill you you fucking bitch, I want