American tennis player Frances Tiafoe, the son of immigrants from Sierra Leone, has scored what's being described as the biggest victory of his career at the U.S. Open in New York. Tiafoe toppled 22-time Grand Slam singles champion Rafael Nadal of Spain in four sets (6-4, 4-6, 6-4, 6-3) to advance to the quarterfinals in New York. We'll have reaction from both Tiafoe and Nadal on Tuesday's show. Also, VOA's Gwen Outen will preview the Celtic v Real Madrid UEFA Champions League football match plus much more!