He had an opportunity to sit upright in the squad car. He refused, violently. He then demanded that they put him on the ground. So, they did.
Should they have just left a clearly intoxicated man in the driver seat of a running car and issued him an appearance ticket to show up at his leisure?
No. But he should not have used his leg for so long when Floyd was on his stomach on the ground in cuffs, with other officers at the ready.
And I'll bet Chauvin wishes to heck he hadn't.