Have YouTubers revived the sport of boxing? Some may argue they don’t have the experience but one thing they do have is a huge fan base ready to pay money to watch them fight. Logan Paul has yet to win a professional fight but that’s not stopping him from fighting on undefeated Floyd Mayweather. It used to be a fighter’s win-loss record that defined their importance to promoters- but now it's the size of their online following. How have YouTubers like Logan Paul brought the sport of boxing back to life? Sports Illustrated's Kaitlin O'Toole is joined by SI senior writer Jon Wertheim for insight.