TMZ Sports has obtained Adrian Peterson's mug shot stemming from his DWI arrest over the weekend ... and it's clear from the photo, the NFL legend was not thrilled to be behind bars.
Check it out ... Peterson, wearing a dark colored top, looked completely stoic in the snap and his eyes did appear to have a tinge of red to them. There, however, was not much else remarkable about the pic.
Launch Gallery Launch Gallery GettyWe broke the story .