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Podcast: TMZ Sports
Episode: NASCAR Legend Greg Biffle Dead at 55 After Fatal Plane Crash
Description: Former welterweight champ Shawn Porter brings his ring knowledge to break down this week's huge matchup between Jake Paul and Anthony Joshua. Plus, Kyrie Irving faces off against a robot and comes out on top. And tragedy strikes the NASCAR world as one of the sport's retired legends dies in a plane crash.
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