J.J. McCarthy has been placed in concussion protocol by the Minnesota Vikings. The second-year quarterback reported symptoms on the team’s flight back to the Twin Cities following a disastrous display by the Vikings in a 23-6 loss to the Green Bay Packers on Sunday afternoon at Lambeau Field.

Asked for more details about the situation on Monday afternoon at TCO Performance Center, Kevin O’Connell said he couldn’t pinpoint a particular play that might have led to McCarthy having symptoms.

“We’re looking into it,” O’Connell said. “It had to be late in the game based upon how the game went.”

The performance from McCarthy featured more growing pains as he completed 12 of 19 passes for 87 yards while being intercepted twice. He also was sacked a handful of times in the loss, including twice

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