Former UFC welterweight champion Matt Serra recently opened up on Jon ‘War Machine’ Koppenhaver, who is currently serving life in prison. Koppenhaver appeared in two UFC bouts, going 1-1 with the promotion. Despite his time with the organization being cut off in 2008, he fought through 2013, having his last 3 fights with in the Bellator cage. Serra coached ‘War Machine’ on The Ultimate Fighter…
Incarcerated Former UFC Competitor Jon Koppenhaver Discussed On Recent Joe Rogan Podcast
