The UFC returns this week as The Ultimate Fighter 18 Finale event takes place at the Mandalay Bay Event Center in Las Vegas. The main event will feature former two-time UFC lightweight title challenger Gray Maynard battling former UFC lightweight title challenger Nate Diaz for a third time.
The two battled first in a semifinal bout during the fifth season of TUF in 2007 with Diaz winning by submission. They met again at UFC Fight Night 20 in January of 2010 with Maynard winning by split decision.
Watch the video preview above explaining what led to Diaz and Maynard battling for a third time.