http://1.bp.blogspot.com/-oOiAgtMuoog/UmQcGonHrkI/AAAAAAAAChs/v00t5ZJJBXA/s400/jay123.gif Not a doctor but almost looks like it has to be some kind of ligament strain/pull based on the takedown.
Not real impressed with Trestman's feel for the texture of the game. They're sitting all over the underneath stuff (which we don't really have the personnel for to begin with).