High 5: Cambridge Rindge and Latin's Brianna Duncan

SportsCenter 5's Mike Lynch travels to the track at the top of Danehy Park -- home of the Cambridge Rindge and Latin Track team where he finds a remarkable young woman who is completing an incomparable high school career as she leaps forward to her Subscribe to WCVB on KZbin now for more: bit.ly/1e8lAMZ
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