According to court documents, Hammac was involved in a vehicle pursuit on May 8, 2017, for several miles. When the car stopped, the occupant raised his hands in the air, indicating surrender. Other officers the occupant out of the car and began pulling him out of the car. Hammac ran to the front passenger side door, opened it, grabbed him before he could exit, pulled him back into the car, and repeatedly punched him in the head with a closed fist.