The issue with asking a friend to pick him up, is that it assumes his friends haven't been drinking either. They may be putting other lives at risk by asking the friend to get into a vehicle.

In the first body cam, after asking the guy to pull into a parking spot, the junior cop says outloud in his car "Do I really want to deal with this guy?," and stops himself from filing. He goes back to Rayshards car, but the guy is asleep for the third time now. He had a good chance of getting off with charity but ruined it...