UFC Battle Lines Segment 4: History

Heavyweight Josh Barnett leans on friends for support and expertise in his handcrafted training camp, while opponent Andrei Arlovski hits the gym with the passion of a newcomer. With a combined 36 years of pro MMA experience between them, Barnett and Arlovski are both out to define their legacies when they clash in the main event of UFC Fight Night in Hamburg September 3.