Key takeaways
Antonio Rodrigo Nogueira beat Tim Sylvia by submission at 1:28 of round three in the main event of UFC 81 at the Mandalay Bay Events Center in Las Vegas. In the co-main event, Frank Mir beat Brock Lesnar by submission at 1:30 of round one.
Across the nine bouts that produced a result, two ended by knockout, four by submission and three on the judges' scorecards — six stoppages in nine fights. One of the three decisions divided the judges.
The quickest finish belonged to Chris Lytle, who stopped Kyle Bradley after 33 seconds, and four of the six finishes came inside the opening round. The longest was Antonio Rodrigo Nogueira's submission of Tim Sylvia, 11 minutes and 28 seconds in. End to end, the nine fights filled one hour and 11 minutes of cage time.