Bowling Green at Miami (OH). Pick: Bowling Green +13.5. Pick: Under 43.5.

Spread.Market first: Miami opened from 14.5 to 15.5 and now sits 13 to 13.5 because Bowling Green's defense showed real pressure against South Florida, while Miami's quarterback situation changed in the UConn win. David McComb left that game injured and Caleb Heavner finished the decisive drive. Miami's September 29 preview still foregrounded McComb's production but did not confirm his Saturday availability, while a current FOX injury report calls him doubtful. That uncertainty makes the move toward Bowling Green understandable, not an overlooked edge. The case for the points is that Bowling Green can create disruption and a backup Miami offense would make 13.5 demanding. The case against it is equally material: Bowling Green ranks last nationally in scoring at 8.3 points per game, and Miami's offense has been explosive when McComb plays. This is a pass with a Bowling Green lean only at +13.5.

Total.Market first: the total's drop from 46 to 50.5 openers to 43 to 43.5 captures both Bowling Green's 8.3-point scoring average and the McComb injury question. The under still has a modest lean at 43.5 because Miami's official recap documented a depleted ballcarrier group and a quarterback change, while Bowling Green's defense held South Florida to 14 and produced six sacks. Bowling Green's offense has scored 33 points across four games, a severe constraint on the over case. The over argument is Miami's efficient downfield passing with McComb, plus a clean, mild forecast and Bowling Green's poor overall defensive results against stronger opponents.

Where our number looks wrong.The supplied spread model's Miami minus 15.6 is too aggressive if McComb is limited or out.

• FOX reports McComb as doubtful for Saturday.
• Miami's official recap documents the McComb injury, Heavner relief appearance and depleted ballcarrier group against UConn.
• Miami's official preview identifies Bowling Green as last nationally in scoring at 8.3 points per game.
• Bowling Green's official preview reports its six sacks and the 14-6 South Florida result context.

Spread.The cleanest explanation is quarterback news. David McComb, who threw for 312 yards against UConn on 9/26, hurt his left knee late in that game, and on 9/29 Chuck Martin called him very doubtful with upper and lower body problems. Caleb Heavner, a Fort Hays State transfer with 24 Division II games, is expected to start. Our number of -15.6 knows none of this, so its 2.2 point gap toward Miami is stale rather than informative. Bowling Green is winless and scoring 8.3 a game, which is why this is still nearly two touchdowns. But the Falcons defense sacked South Florida six times on 9/26 and led 6 to 0 entering the fourth quarter, and Miami is now asked to win by two scores in a game lined at 43.5 with a first time FBS starter. I take the points as a lean, not a bet, because the market has already moved for the injury.

Total.That move matches the news that David McComb is very doubtful, and it is large, so most of the under value is gone. The under case that remains: Bowling Green scores 8.3 a game, threw for 108 yards last week, and its defense is the unit keeping games close. Miami with Caleb Heavner should lean on the run against a defense allowing 262 rushing yards a game, which shortens the game. Forecast wind near 11 mph adds a little. The over case is real: Miami has allowed 30.5 a game, our model says 45.3, and a short field or defensive score clears a number this low quickly. I hold the under as a lean at 43.5 and would not chase 43.

Where our number looks wrong.Our -15.6 is built on final margins only and does not see that Miami's starting quarterback is very doubtful. It also stretches Bowling Green's blowout losses at Nebraska and Iowa State, which were talent mismatches, into the MAC rating. The market at -13.5 is the better number and our gap toward Miami should be ignored.

• Bowling Green had six sacks against South Florida and led 6 to 0 into the fourth quarter; Kastantin threw for 108 yards.
• Bowling Green allows 262.3 rushing yards and 36.3 points a game and scores 8.3; Miami averages 289.3 passing yards.
• McComb very doubtful; Heavner, a Fort Hays State transfer, expected to start for Miami.
• Bowling Green lost 14 to 6 to South Florida; Kastantin 16 of 28 for 108 yards; six Falcons sacks.
• Bowling Green enters 0-4 and ranks last in the NCAA in scoring at 8.3 points a game.
• Saturday forecast for Oxford, Ohio: sunny with a high near 67.

Spread.The market has Miami (OH) at 13.5 over a winless Bowling Green team that scores 8.3 points a game, last in the country. That price explains itself: the Falcons have lost four straight, two of them by 49 and 48, and Miami is 2-2 with a 312 yard passing day last week. The news adds a real subtraction for Miami: freshman starter David McComb left the UConn game and is described as very, very doubtful, so Fort Hays transfer Caleb Heavner is expected to start. A backup, a thin tight end group and a MAC game that is a divisional rivalry make 13.5 a lot to lay. Counter: Bowling Green cannot score, so Miami can win by two touchdowns on defensive and special teams play alone. This is a lean on the points, not a bet.

Total.Bowling Green scores about 8 a game and has turned the ball over six times, while Miami now likely starts a backup quarterback, which lowers its own pace of explosive plays. The over case is that Miami's defense allowed 59 to Pittsburgh and 35 to Cincinnati, and a Falcons score of 14 would need only a Miami 30. Weather is clear, 66 degrees, wind about 11 mph, which is mild and neutral to slightly negative for passing. I lean under at 43 or better; the move has taken away some value, so it is not a bet.

• McComb very doubtful, backup expected
• Bowling Green last in the country in scoring at 8.3 points per game