Download or read book USA Football Playbook: the 4-4 Defense written by USA Football and published by . This book was released on 2011-01-27 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: Primarily a run-stopping defense, the 4-4 Defense is essential for any youth football.Learn simple blitz schemes to confuse offensive linemen and create lanes to attack the football.* Diagrams explain formations and adjustments against opposing offenses* Visual instruction for shades, alignments and position responsibilities* How to develop a defense that understands pursuit and good tackling* Play sheet for making diagrams* Includes defensive principles and priorities page* Full glossary of terms