Seattle Seahawks running back Fred Jackson wrecked his sports car while drag racing teammate Marshawn Lynch ... TMZ has learned.
The accident happened right near the team's practice facility outside Seattle, and according to witnesses Jackson and Lynch were racing down a straight away on a public street ... as they left practice. Fred was in a black Corvette and Marshawn in a red Dodge Charger.
We're told Jackson lost control and smashed into a a larger planter box, and then a stop sign. Several other players, including Richard Sherman, stopped at the accident scene and attempted to help Jackson out of the car.
Police showed up, but we're told Seahawks staffers showed up and took Jackson back to the team facility -- and Lynch drove off, uninjured. It's unclear if Jackson suffered any injuries.
Story developing ...
