MMAprime.tv attended the UFC 143 open fighter workouts today at Mandalay Bay in Las vegas, NV. Training footage and sound bytes below from Nick Diaz and Carlos Condit on their main event interim title fight along with footage of Werdum and Nelson discussing their fight at UFC 143. The video concludes with welterweight champion GSP breaking down the Nick Diaz and Condit bout and how he feels about doing media obligations to promote fights.