Joshua vs Ruiz Fight LiveStreamed: Anthony Joshua vs. Andy Ruiz Jr. fight results: Live boxing updates, scorecard, start time, undercard The unbeaten and unified heavyweight champion makes his U.S. debut on Saturday when he defends his WBO, WBA and IBF titles against late replacement Andy Ruiz Jr. at New York's Madison Square Garden.

Joshua, a 2012 Olympic gold medalist for Great Britain, was originally scheduled to face Jarrell "Big Baby" Miller until a trio of failed drug tests forced him to withdraw. Ruiz, a native of California, will look to become the first heavyweight champion of Mexican descent.

CBS Sports will be with you for every punch from the bout in New York City with our updating scorecard and live updates below. If you are having trouble viewing the results or want to refresh the scorecard,

Joshua vs. Ruiz card, results

Anthony Joshua (c) vs. Andy Ruiz Jr., unified heavyweight titles

Callum Smith (c) vs. Hassan N'Dam, super middleweight title

Katie Taylor (c) vs. Delfine Persoon (c), undisputed women's lightweight titles

Josh Kelly vs. Ray Robinson declared a majority draw (96-95, 95-95, 95-95)

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