Purdue quarterback David Blough lies on the ground after being injured during the first half.
IOWA CITY, Iowa -- Purdue couldn't pull off the upset that would've shaken up the playoff race.
After quarterback David Blough left in the first half because of an apparent head injury, Austin Appleby threw for 259 yards Saturday in the Boilermakers' 40-20 loss to No. 6 Iowa.
C.J. Beathard tossed three touchdown passes as unbeaten Iowa clinched a share of the West title and a spot in the Big Ten championship game.
LeShun Daniels Jr. ran for two TDs for the Hawkeyes (11-0, 7-0 Big Ten, No.