Doc's Diagnosis: Belly G Option Pass

It worked to perfection for Nebraska against Northwestern, and Dr. Rob Zatechka explains why

The play caught Northwestern flat-footed, and Malachi Coleman was wide open for a touchdown that put the Huskers up by double digits early in the fourth quarter Saturday. Dr. Rob Zatechka breaks down what made it work in this edition of Doc's Diagnosis.

Husker Doc Talk: It Was a Win, Warts and All

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Heinrich Haarberg sends a pass at the beginning of the game. 

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Phalen Sanford makes a tackle on Northwestern's AJ Henning. 

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The Huskers celebrate Nash Hutmacher's (0) sack. 

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The defensive line attempts to block a field goal from Northwestern. 

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The Huskers met with the Northwestern Wildcats Saturday afternoon in Lincoln. 

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Emmett Johnson breaks free on a run play. 

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Emmett Johnson is taken down by Northwestern defenders. 

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Heinrich Haarberg runs the ball in the second quarter. 

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Emmett Johnson had 73 rushing yards on the afternoon. 

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Joshua Fleeks recovers a fumble. 

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Jaylen Lloyd celebrates Heinrich Haarberg's rushing touchdown late in the first half. 

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Jimari Butler celebrates a false start from Northwestern. 

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Nash Hutmacher and Isaac Gifford celebrate another Husker sack. 

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The Huskers beat Northwestern 17-9 to improve to 4-3. 

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Malachi Coleman celebrates his touchdown in the fourth quarter. 

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Heinrich Haarberg rushed for 72 yards in Saturday's Husker victory. 

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Devin Turner intercepts a pass that was thrown behind Nebraska tight end Thomas Fidone in the first quarter 

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Nebraska's Heinrich Haarberg hands the ball off to Emmett Johnson during the first quarter.

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Nebraska quarterback Heinrich Haarberg runs the ball during the second quarter.

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Northwestern running back Anthony Tyus III is brought down by Nebraska's Isaac Gifford (2) and Javin Wright (33) during the second quarter.

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Nebraska head coach Matt Rhule talks with a referee during the first quarter. 

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Nebraska quarterback Heinrich Haarberg runs three yards for a touchdown late in the second quarter.

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Nebraska quarterback Heinrich Haarberg (10) and tight end Luke Lindenmeyer celebrate after a touchdown by Haarberg late in the second quarter.

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Nebraska's Emmett Johnson breaks free for a big gain in the first quarter.

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Nebraska quarterback Heinrich Haarberg runs the ball out of the end zone after starting one the 1-yard line against the Northwestern Wildcats during the first quarter at Memorial Stadium.

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Nebraska's Emmett Johnson looks for running room during a second-quarter scoring drive.

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Nebraska's Tommi Hill returns a second-quarter kickoff.

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Nebraska's Emmett Johnson runs against Northwestern linebacker Mac Uihlein during the second quarter.

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Anthony Grant runs for a short gain in the first quarter.

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The Nebraska defense makes a key stop in the third quarter to force a punt.

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Heinrich Haarberg scrambles in the second quarter.

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Northwestern wide receiver A.J. Henning catches a pass against Nebraska's Malcolm Hartzog during the third quarter.

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Husker quarterback Heinrich Haarberg rolls right during the third quarter.

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Malachi Coleman celebrates after his fourth-quarter touchdown.

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Malachi Coleman and offensive lineman Nouredin Nouili celebrate Coleman's touchdown grab.

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Nebraska fans cheer during the fourth quarter.

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Nebraska coaches Tony White and Matt Rhule shout instructions to the defense during the fourth quarter.