Bill Ackman Tennis Protege Tiafoe Has His Debut: The Open Today
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U.S. Open at a Glance
Tuesday’s top matches: Men’s No. 2 seed Roger Federer, a five-time champion, and No. 3 Andy Murray face first-round opponents. Frances Tiafoe, 17, who received financial support from hedge-fund billionaire Bill Ackman as an amateur, makes his U.S. Open debut.