McGregor: Mayweather will fall and 'become nothing' like Aldo

Conor McGregor made a thought-provoking comparison Friday at his media open workout ahead of his enormous boxing showdown with all-time great Floyd Mayweather.The UFC two-division world champion said Jose Aldo was once just like Mayweather: a dominant champion considered to be one of the greatest, who most thought couldn’t be beaten.RELATED: Get tickets for the biggest fight in combat sports history | Don't wait. Pre-order Mayweather-McGregor now“Wait until you see when (Ma