Matt Rhule admits Nebraska run defense problems bled into the secondary

Harry How/GettyImagesThe Nebraska football team doesn't have long to try and figure out exactly what went wrong against Penn State, considering they have a game on Friday against the Iowa Hawkeyes. However, head coach Matt Rhule knows why a usually stout NU pass defense was used and abused by the Nittany Lions.

As it turns out, the Huskers' run defense, which has struggled all season, is starting to negatively affect the secondary. Specifically, guys who would normally be dedicated to locking down receivers and tight ends are having to move up and keep an eye on the backfield to help a defensive line that simply isn't getting the job done.

The Nebraska head coach said as much when he…