By Derek Stewart & Isaah | DC Stewart Sports Network Why Ranking the Top 10 NFL Linebackers Is Football's Toughest Debate Linebackers are the heartbeat of every great defense. Every generation of football has produced legendary defenders, but ranking the Top 10 NFL linebackers is one of the toughest challenges in sports. Linebackers are expected to do it all—stop the run, rush the quarterback, cover elite receivers and tight ends, force turnovers, and lead the defense before