Here's a good explanation of the rules, with recent changes:

http://www.footballfoundation.org/News/Blog/tabid/521/entryid/53/Default.aspx

Wesley's block is at 52 minutes - and you're right, Wesley was clearly out of the "zone" where a block below the waist can happen. I'm glad they changed that rule, makes sense. Thanks for the correction. Guess I was just looking for a penalty that resembled what they called.