NCAA FB

WATCH: Christian Hackenberg hit an official in the head with a pass

MADISON, WI - NOVEMBER 30: Christian Hackenberg #14 of the Penn State Nittany Lions runs through some pre game drills before the game against the Wisconsin Badgers at Camp Randall Stadium on November 30, 2013 in Madison, Wisconsin. (Photo by Mike McGinnis/Getty Images)

MADISON, WI - NOVEMBER 30: Christian Hackenberg #14 of the Penn State Nittany Lions runs through some pre game drills before the game against the Wisconsin Badgers at Camp Randall Stadium on November 30, 2013 in Madison, Wisconsin. (Photo by Mike McGinnis/Getty Images)

Christian Hackenberg of the Penn State Nittany Lions runs through some pre game drills.

Mike McGinnis Getty Images North America

Penn State quarterback Christian Hackenberg has been on a hot streak, but he got off to a slow start Saturday against Northwestern.

He also hit an official in the head with a pass in the first quarter.

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Ouch.

That pass was one of nine incompletions among Hackenberg's first 12 pass attempts on the afternoon.