Frank Warren embroiled in potential $1 billion legal dispute with Saudi Arabia's SELA, TKO's Zuffa Boxing The Queensberry headman is preparing to pursue legal action amid a dispute over his alleged exclusion from Zuffa Boxing. Content Original Link: https://sports.yahoo.com/boxing/breaking-news/article/frank-warren-embroiled-in-potential-1-billion-legal-dispute-with-saudi-arabias-sela-tkos-zuffa-boxing-032506702.html