Ahead of Saul "Canelo" Alvarez's attempt at defeating Sergey "Krusher" Kovalev, we couldn't help but put together a relevant history episode.

The leap from middleweight to light heavyweight has always been a rough one, as evidenced by the shaky campaigns by several great fighters. On this episode, boxing historian and author Patrick Connor and Compubox operator Aris Pina remember some of the most famous instances, and some of the lesser-known.

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