Current IBF, IBO and WBO boxing Champion, Anthony Joshua, has voiced his support for the return of boxing legend Mike Tyson aka ‘Iron Mike’ to the boxing ring at the age of 53. Tyson revealed early this month that he will be making a return to the ring to raise money for charity and has been uploading footage of his training routine.   This week he also uploaded a video on Chinese social media app Weibo showing his punching speed, chiseled abs …