NCAA various points of emphasis and rule changes
Per the NCAA:
Below you will find the link to our newest media/fan video. The seven-minute video reviews the cylinder rule (offensive and defensive) that has been discussed a lot by commentators throughout the early part of the season. We hope this clarifies some of the confusion surrounding this rule. We urge you to share this video with your fans and members of the media so they have a better understanding of the cylinder rule.