Minnesota Vikings quarterback J.J. McCarthy is in concussion protocol, head coach Kevin O'Connell announced during his press conference on Monday (November 24) via NFL Network 's Tom Pelissero .

"Vikings QB J.J. McCarthy is in concussion protocol, coach Kevin O'Connell said. Undrafted rookie Max Brosmer is the backup QB," Pelissero wrote on his X account.

It's unclear when McCarthy sustained a concussion during the Vikings' 23-6 loss to the Green Bay Packers on Sunday (November 23). The former first-round pick threw for 87 yards and two interceptions on 12 of 19 passing and was sacked five times, including four in the second half, during the Week 12 loss.

"Vikings HC Kevin O'Connell said QB J.J. McCarthy reported some symptoms in regard to his head on the travel home. Evaluat

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