this match was posted recently on the UG:
http://www.mma.tv/tuf/index.cfm?ac=ListMessages&PID=1&TID=1209196&FID=1
it looked to me like b.j. nearly subbed him with the muffler (hand over nose and mouth asphyxiation) after taking his back early in the match. it is hard to see what is happening though. anybody know if that's right?