Around SB Nation's SEC, Big Ten, and ACC blogs today:

• Black Heart Gold Pants on the implications of the discovery that Chris Henry, the former Cincinnati Bengals receiver who died of head injuries in a truck accident last December, had chronic traumatic encephalopathy.
• Team Speed Kills expounds on the fascinating idea of randomness in play calling.
• Tomahawk Nation continues its series on why the size of your defense matters.
• Garnet and Black Attack is relishing the fact that South Carolina, for once, did not come up short of winning the big one.