Citi Open: Kovacevic battles past Nishioka to move into second round

American Aleksandar Kovacevic beat Japanese Yoshihito Nishioka 4-6, 6-4, 6-2 to advance to the second round of the Citi Open at the William H.G. FitzGerald Tennis Center in Washington.

Kovacevic, ranked No 82, will face No 11 seed Roberto Carballes Baena next.

Washington ATP 500, other first-round results (William H.G. FitzGerald Tennis Center, hard, USD 2.100.230, most recent results first):

• Radu Albot vs. Facundo Diaz Acosta: tuesday
• Juncheng Shang beat Elias Ymer (Q): 6-4, 6-3
• Thanasi Kokkinakis beat Max Purcell: 6-7 (4), 6-4, 6-3
• Mitchell Krueger (Q) beat Luca Nardi: 7-6 (3), 4-1 ret.
• Luca Van Assche beat Arthur Cazaux: 6-4, 6-3
• Reilly Opelka (WC) beat James Duckworth: 6-7 (12), 7-5, 6-4
• David Goffin beat Camilo Ugo Carabelli: 6-2, 7-5
• Denis Shapovalov (WC) beat Roberto Bautista Agut: 6-1, 6-4
• Seong-Chan Hong (Q) beat Adam Walton: 7-6 (6), 7-6 (4)
• Mattia Bellucci (Q) beat Mackenzie McDonald: 7-6 (4), 7-6 (3)
• Emil Ruusuvuori beat Borna Coric: 6-7 (4), 7-6 (8), 6-4
• Daniel Elahi Galan beat Maxime Cressy (Q): 6-4, 6-3
• Cristian Garin beat Aslan Karatsev: 6-4, 6-2
• Christopher O’Connell beat Harold Mayot: 6-4, 7-6 (3)
• J.J. Wolf (WC) beat Zachary Svajda (LL): 6-4, 7-5