Australian Open: Shelton advances to last eight in battle of unseeded Americans

Ben Shelton beat J.J. Wolf 6-7 (5), 6-2, 6-7 (4), 7-6 (4), 6-2 to reach the last eight of the Australian Open at Melbourne Park on Monday.

Shelton, ranked No 89, will face the winner of the match between Spaniard Roberto Bautista Agut, the No 24 seed, and American Tommy Paul next.

In the previous rounds, Ben Shelton won against Chinese Zhizhen Zhang (4-6, 6-3, 6-2, 2-6, 7-6 (4)), Chilean qualifier Nicolas Jarry (7-6 (3), 7-6 (3), 7-5) and Australian wildcard Alexei Popyrin (6-3, 7-6 (4), 6-4).

Wolf, ranked No 67, defeated Australian Jordan Thompson (6-3, 3-6, 6-4, 7-5), Argentinian Diego Schwartzman, the No 23 seed (6-1, 6-4, 6-4) and lucky loser Michael Mmoh (6-4, 6-1, 6-2) earlier in the tournament.

Melbourne (Grand Slam), other last 16 results (Melbourne Park, hard, USD 24.297.942, most recent results first):

• Alex De Minaur vs. Novak Djokovic
• Roberto Bautista Agut vs. Tommy Paul
• Andrey Rublev (5) beat Holger Rune (9): 6-3, 3-6, 6-3, 4-6, 7-6 (9)
• Stefanos Tsitsipas (3) beat Jannik Sinner (15): 6-4, 6-4, 3-6, 4-6, 6-3
• Jiri Lehecka beat Felix Auger-Aliassime (6): 4-6, 6-3, 7-6 (2), 7-6 (3)
• Karen Khachanov (18) beat Yoshihito Nishioka (31): 6-0, 6-0, 7-6 (4)
• Sebastian Korda (29) beat Hubert Hurkacz (10): 3-6, 6-3, 6-2, 1-6, 7-6 (7)