McCarthy’s calm demeanor disappears between the lines, replaced by an alter ego teammates swear is the real deal.

J.J. McCarthy finally has another opportunity to play for the Minnesota Vikings in the comfort of their home stadium. His struggled through his debut at U.S.

In a game that the Minnesota Vikings weren't expected to win, according to many, J.J. McCarthy arguably played his best game in the NFL. While the youngster only threw for 143 yards, he added two touchdowns in the air and made some big plays when it mattered most.

McCarthy helped spark an upset win over the Lions on Sunday. ESPN's Kirk Herbstreit thinks Minnesota could go on a run with McCarthy under center.

One analyst believes that J.J. McCarthy's performance against the Lions on Sunday should put the NFC North on notice.

What’s your play call on third-and-5 from your own 28-yard line while protecting a late 27-24 lead at Detroit with a quarterback making his third career start? The Lions had one timeout remaining with 1:41 on the game clock when Vikings coach Kevin O’Connell sent in the play to McCarthy.

J.J. McCarthy’s personality is a shot of oxygen for a Vikings franchise that, since Fran Tarkenton, has spent decades trying out the wrong young QBs.

Everything we knew to be true about the Detroit Lions was turned on its head in Sunday’s 27-24 loss to the Minnesota Vikings at Ford Field.