MINNEAPOLIS -- Justin Jefferson torched the San Francisco 49ers with a 97-yard touchdown to help the Minnesota Vikings storm to an early lead en route to a 23-17 victory in Sunday's NFC showdown. The star wide receiver was helped off the field late in the third quarter, however, after suffering an apparent leg injury.

With the Minnesota Vikings up 20-7 on the defending NFC champs, Jefferson took a shot to the legs from a teammate and 49ers All-Pro linebacker Fred Warner on a run play and immediately went down. After trainers took a look Jefferson had to be helped to the sideline, where he entered the blue medical tent.

Minnesota Vikings wide receiver Justin Jefferson left the game against San Francisco with an injury to his right quadriceps.

The 49ers just lost 23-17 on the road to the Minnesota Vikings. Here are the 49ers' grades for this embarrassment.

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