The Minnesota Vikings travel to face the Dallas Cowboys on Sunday Night Football in Week 10, and they are unsure if they will have wide receiver Adam Thielen for the game. Thielen aggravated a hamstring injury in Week 9, two weeks after suffering it. Head coach Mike Zimmer told the media on Monday that he’s not sure what the timeline us, saying, “Whenever the doctors say he’s ready, he’s ready.”

Thielen played seven snaps and was targeted once before he suffered the injury. The Vikings face the Cowboys in Week 10 and then host Denver in Week 11 before going on their bye in Week 12.

Fantasy football analysis: Vikings WR Adam Thielen

Fantasy owners should probably operate under the assumption Thielen will miss at least one game, and probably not return until after the bye. He reportedly mouthed “I’m done” after the injury happened, so if it was bad enough at that point, who knows what the recovery might look like. He could get better soon, but