American Tommy Paul, the No 14 seed, defeated Italian Lorenzo Sonego (6-4, 6-2, 5-7, 6-2), who recently won the Winston-Salem title, to move on to the second round of the US Open on Tuesday.
Paul is ranked No. 14 and will face Max Purcell next for a chance to advance to the third round.
New York (Grand Slam), other first-round results (USTA Billie Jean King National Tennis Center, hard, USD 75.000.000, most recent results first):
- Carlos Alcaraz (3) defeated Li Tu (Q): 6-2, 4-6, 6-3, 6-1
- Roberto Carballes Baena defeated Jan Choinski (Q): 6-2, 6-3, 5-7, 6-7 (5), 6-3
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