Andy Ruiz Jr. knows he has to prove people wrong again vs. Anthony Joshua, First Take

Andy Ruiz Jr. breaks down his previous victory over Anthony Joshua and what it will take for him to beat him again. He also describes what its like becoming a champion and being from Mexico where boxing is such a huge sport. ,FirstTake Subscribe to ESPN+ Get the ESPN App: Subscribe to ESPN on YouTube: Subscribe to ESPN FC on YouTube: Subscribe to NBA on ESPN on YouTube: Watch ESPN on YouTube TV: Exclusive interviews with Rachel Nichols Stephen A. Smith on ESPN ESPN on Social Media: Follow on Twitter: Like on Facebook: Follow on Instagram: Visit ESPN on YouTube to get uptotheminute sports news coverage, scores, highlights and commentary for NFL, NHL, MLB, NBA, College Football, NCAA Basketball, soccer and more. More on