Joining SI's Chris Mannix this week is Hall of Fame promoter Bob Arum. Mannix and Arum revisit Arum's relationship with Marvin Hagler, from the Sugar Ray Leonard fight to why there was no rematch to why Hagler never fought again. Later, Arum details his plans to bring boxing back as restrictions on work and crowds ease across the U.S. 

See omnystudio.com/listener for privacy information.

Learn more about your ad choices. Visit megaphone.fm/adchoices