Part Three of my series investigates the two NFC defenses with new coordinators from the Belichick coaching tree: Patrick Graham of the Giants and in Detroit, Head Coach Matt Patricia and his new defensive coordinator, Cory Undlin.

Part Three of my series investigates the two NFC defenses with new coordinators from the Belichick coaching tree: Patrick Graham of the Giants and in Detroit, Head Coach Matt Patricia and his new defensive coordinator, Cory Undlin.