Here is the Gracie Breakdown that includes Frank Mir breaking Nogueira's arm at UFC 140. In addition to this there is also the BJJ submission from the Ultimate Fighter Final event. Here is a break down of the video by time of the Jiu Jitsu submission explained.

• Ferguson's  Omaplata at 1 min 50sec
• Brandao' arm bar at 3 min 52 sec
• Jones guillotine on  Machida 6 min 44 secs
• Mir's Kimura arm lock on Nogueria 12 min 06 secs

It is awesome to see loads of BJJ submission in the UFC!