The Jets (3-10) fell to the Dolphins (6-7), 34-10, at MetLife Stadium on Sunday. Here are three takeaways from the game.

UDFA QB Steps Into the Fire

Rookie QB Brady Cook was signed to the active roster ahead of Week 14, and with QB Justin Fields out with a knee injury, the Missouri product was named the backup to Tyrod Taylor . Taylor sustained a groin injury during the first quarter of Sunday's loss, and Cook took the field trailing by 21-0.

"Supreme confidence," RB Breece Hall said of the rookie's demeanor. "He takes every rep in practice like a pro. Once I heard how he came in and commanded the huddle, I was like, 'Alright, he isn't nervous. He'll be alright.' We could have been better for him tonight. … As an offense, I think we could have easily made a few more plays for hi

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