... season, the defense has to stay healthy and be semi-decent.

Signs during practice have indicated they are more than capable of being decent, but staying healthy his been another story.

Senior safety Jay Valai is the latest Badger to miss practice due to injury. Valai sat out Wednesday's practice with a wrap around his knee, but coach Brett Bielema told the media he sat out due to a concussion.

"That was a knee thing," Bielema said. "But that was just...the thing that is keeping him out now is the (concussion)...

"I think Jay will be back sooner than later."

Valai joins defensive tackle Jordan Kohout (knee), linebacker Mike Taylor (knee), and linebacker Blake Sorensen (knee) on the growing list of injured defensi...

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