Introduction to the Grand Valley 4-2-5 Defense: Alignment, Assignment, Determining Personnel with Right People, Man Free, & Cover 3 Matt Mitchell Released: 2019 1 hr 14 min To access this post, you must purchase Individual Monthly Special Offer (Drive Football), Individual Annual Special Offer (Drive Football), 3 Day Free Trial, Unlimited Staff Monthly Special Offer (Drive Football), Unlimited Staff Annual Special Offer (Drive Football) or 11 month - Unlimited Staff Annual (Drive Football).