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The Patriots offensive line was solid in 2012, but they could’ve been stronger on the inside. Brian Waters’ decision not to report hurt the unit and they could beef things up heading into 2013. Levitre, still at 26, is durable, starting 64 consecutive games for the Bills, and one of the better run-blocking guards in the NFL. Logan Mankins is locked in for the next four years, but adding another reliable interior lineman would make protecting Tom Brady even easier.