Key takeaways
Andrei Arlovski beat Paul Buentello by knockout after 15 seconds in the main event of UFC 55 at the Mohegan Sun Arena in Uncasville. In the co-main event, Branden Lee Hinkle beat Sean Gannon by knockout at 4:14 of round one.
Across the seven bouts that produced a result, four ended by knockout, two by submission and one on the judges' scorecards — six stoppages in seven fights. Every decision was unanimous: not one result divided the judges.
The quickest finish belonged to Andrei Arlovski, who stopped Paul Buentello after 15 seconds, and three of the six finishes came inside the opening round. The longest was Joe Riggs's knockout of Chris Lytle, 7 minutes and 0 seconds in. End to end, the seven fights filled 42 minutes of cage time.