Mike McNeil, among other former players, allege some NCAA violations were going on at Auburn dating as far back as 2007. They include academic fraud, player payments, and overspending on recruits.
The overall story tells of how McNeil got no support from the school following his arrest on armed robbery charges in early 2011, allegations he denies and will fight at trial. He certainly feels like he has an ax to grind against the school, so take his words with whatever grain of salt you choose to.
If there is any truth to what he's saying, then it could cast a shadow that actually sticks across the Chizik era on the Plains.