This is the Depth Dossier: the Miami Hurricanes, Week 9.

Miami's still unbeaten, but it's winning these games the hard way, and this past one against North Carolina was the clearest example yet.

The Hurricanes won 38 to 35, and they needed two blown onside kicks and a game-changing strip-sack to pull it off.

Let's start with the quick version. Quarterback Darian Mensah threw for 274 yards and three touchdowns. Running back Mark Fletcher Junior scored three times, which set the program's career touchdown record. Wide receiver Malachi Toney caught the game-clinching touchdown among his seven catches on the night. But North Carolina's quarterback, Billy Edwards Junior, carved up Miami's defense for 341 yards and four touchdowns, and the Tar Heels converted eight of eleven third downs. The turning point came with Miami up 31 to 28, when linebacker Marquise Lightfoot stripped Edwards. Toney scored six plays later to make it 38 to 28. North Carolina answered and actually recovered back to back onside kicks, but penalties on both bailed Miami out.

Now, the deeper story here isn't really the final score. It's that North Carolina scored a touchdown on every single scoring chance it got. That's not bad luck. That's a defense that couldn't get a stop when it needed one. Miami actually lost the overall efficiency battle for the game. Head coach Mario Cristobal said it plainly: "We just couldn't get off the field on third down," and he added that his defense was "very sporadic in the way we tackled."

What saved Miami was the stuff that doesn't show up in the score. Miami didn't turn the ball over once, while forcing that one Lightfoot strip-sack, and the Hurricanes had a big edge in disruptive plays up front, including four sacks on Edwards. Miami also went two for two on fourth down, including both of Fletcher's conversions, one of which set up his go-ahead touchdown. Field position mattered too. Miami's average starting spot was clearly better than North Carolina's all night, which made every Hurricane possession a little easier. And then there were those two onside-kick penalties, an offside call and an infraction on the coverage unit, that erased what would have been a storybook finish for the Tar Heels.

Mensah was efficient rather than explosive, and he was especially sharp against blitzes, completing six of seven passes for 58 yards and two touchdowns in those situations. Fletcher's record-setting night came without a single stuffed run on his 13 carries. On the other side of the ball, Miami was remarkably clean, committing just three penalties for 30 yards all game, which is notable since two of those flags came on North Carolina's final scoring drive. One computer model actually gave Miami less than a three-quarters chance to win this game. That tracks. This was a win built on situational football, turnovers, fourth downs, field position, layered over a defense that let North Carolina operate however it wanted.

Turning to the depth chart, there's some good news right away. No injuries were reported, so Miami carries its unbeaten record into next week with its personnel fully intact.

But the tape has changed some urgency inside the building. Defensive coordinator Corey Hetherman's unit is now drawing public scrutiny for tackling. Both Cristobal's comment about being sporadic and outside analysis pointing out the defense "should not look this bad" are focused on missed tackles rather than scheme, which puts pressure on the back end of the defense more than any one position.

Up front, Lightfoot's two sacks and that game-flipping strip-sack make a clear case for an expanded role. And with three other front-seven players each logging nine tackles, that group looks deep even while the back end is getting exposed.

On offense, nothing changes. Fletcher's record night locks in his workload, and Toney, whose touchdown total now ties a school record, remains the clear top target.

One more note worth watching: the onside-kick penalties that saved this game came from the coverage unit, not the kicker himself, so that's a group worth keeping an eye on for cleanup reps.

With Miami potentially debuting at number one in the first College Football Playoff rankings, next week becomes just as much about whether this defense can tighten up as it is about staying undefeated.

This was the depth dossier. For everything college football, be it depth charts, data or dossiers, head over to C F B Depth dot com. We will be back next week. This was an AI-generated podcast from content developed by real human beings passionate about college football.