THEN AND NOW: What the world's biggest sports stars looked like as youngsters
4:44am PST - January 18th, 2020 super bowl 2019 - Business InsiderGetty/Harry How/Lluis Gene/Mike Hewitt The world's biggest sports stars didn't always look the way they do today. Over three decades have passed since some began their careers, meaning there has been plenty of time for change. From Lionel Messi and Roger Fede…