As has long been rumored, Joe Crawford did have knee problems over the summer and underwent arthroscopic surgery to remove articular cartilage fragments from his knee. As someone with this problem, In my case, it prevents me from running -- if I do, my knee swells a bit and becomes a little stiff. If I don't run, it is no problem at all. No pain, no swelling.
But for an athlete like Joe, it is a constant source of aggravation and pain. Hopefully, he will recover well, but it will hurt his conditioning early.
In other big recruiting news, Terrence Jennings, formerly committed to Maryland, says he is reopening his recruitment. Opportunity for Kentucky?