News Reaction: Andy Ruiz Jr.’s upset of Anthony Joshua leaves boxing world stunned June 2, 2019June 2, 2019 Andy Nesbitt, For The Win Comments Off on Reaction: Andy Ruiz Jr.’s upset of Anthony Joshua leaves boxing world stunned Fans and media alike were left floored after Andy Ruiz Jr. pulled off the massive upset and beat Anthony Joshua for the Brit's heavyweight titles.