What is a Cover 3 defense?
What is a Cover 3 defense? Cover 3 is a zone defense with corners and safeties protecting the deep thirds of the field. Each sideline is covered by the corners and the middle of the field by the safety. That leaves four defenders to cover the underneath zones.
Cover 3 is a zone defense with corners and safeties protecting the deep thirds of the field. Each sideline is covered by the corners and the middle of the field by the safety. That leaves four defenders to cover the underneath zones.