The son of Sierra Leone immigrants is poised to become the next American tennis star. CBS News special correspondent James Brown shares the story of Francis Tiafoe and how he started his journey on ... more 
The son of Sierra Leone immigrants is poised to become the next American tennis star. CBS News special correspondent James Brown shares the story of Francis Tiafoe and how he started his journey on the tennis courts with a broom. less 
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Fri, May 23, 2014 7:30 AM EDT