http://themmacorner.com/2011/08/31/could-brock-lesnar-be-heading-for-retirement/ I guess we can rule out Brock being on the FOX show in November...
Re: Brock Lesnar's MMA career in doubt For those that don't already know, Brock has had two bouts with diverticulitis, one life-threatening, and one recurrence, from which he is currently recuperating. Lesnar says he is healthy and ready to get back into competition but he may not be cleared to fight if this report is true.
Re: Brock Lesnar's MMA career in doubt Guess not. Brock has had issues listening to doctors previously.