What personal facts does Justyce share with Doc when he comes to check on him? Part I

Justyce tells Doc that his father was a war veteran, who suffered from PTSD. His father was also an abusive alcoholic, who would hit Justyce’s mother when he was drunk, and who died in a car crash while diving drunk. Justyce tells Doc that he does not want to be like his father, but he that he was like him at Blake’s party