Firstly, you can never have too many O-linemen.
Secondly, we've always struggled recruiting D-linemen. On top of that, a number of guys we've recruited haven't panned out for one reason or another, or have just left the team.
Anthony Williams was dismissed. (2010 Class)
Denzel McCoy had health problems. (2010)
Justin Akins transferred. (2013)
Kevin Robbins quit the team. (2013)
Darius Commissiong was dismissed. (2013)
Jabari-Hunt Days was academically ineligible this season. ((2011) I know he's an LB, but there were talks of him moving to DE.)