Justin Jefferson left practice Thursday with a left hamstring strain, but the injury may not be anything to worry about. An MRI revealed a “mild strain” in the Vikings’ star wide receiver’s left hamstring after he removed himself from training camp and is expected to be re-evaluated next week, according to ESPN.

Minnesota Vikings star wideout Justin Jefferson suffered what is being described as a mild hamstring strain in training camp, and will be held out of practice, the team announced on Friday. He will be re-evaluated next week.

Jefferson appeared to suffer the injury at training camp practice on Thursday. He'll be reevaluated next week.