Check out my latest piece on NationalFootballAuthority.comDefense has become a four-letter word in Houston, and the numbers over the years have been well-documented.The organization has made changes from top to bottom, from defensive coordinator Wade Phillips to addressing the secondary with Jonathan Joseph and Daniel Manning. But it’s the play of a talented veteran that has not only drawn a lot of interest but will possibly dictate the Texans’ playoff hopes.The focus here is on former Pro Bowl defensive end Mario Williams, the team’s best pass-rusher each of the last four years. And while the former number-one overall pick has emerged as a defensive force, it’s been for a unit that hasn’t done much to distinguish itself...http://www.nationalfootballauthority.com/2011/08/houston-texans-pass-rush-success-will.html