Stuttgart Open: Duckworth upsets Shelton to book spot in last eight

Australian qualifier James Duckworth reached the last eight of the Stuttgart Open by beating American Ben Shelton, the second seed, 7-6 (5), 4-6, 6-3 at Tennisclub Weissenhof Stuttgart.

Duckworth, ranked No 101, will face Italian Matteo Berrettini next.

The Australian defeated French qualifier Pierre-Hugues Herbert (6-4, 7-6 (2)) ahead of his victory.

Stuttgart ATP 250, other second-round results (Tennisclub Weissenhof Stuttgart, grass, EUR 734.915, most recent results first):

• Matteo Berrettini beat Denis Shapovalov (WC): 6-4, 6-4
• Jan-Lennard Struff (7) beat Arthur Rinderknech: 6-4, 7-6
• Brandon Nakashima beat Richard Gasquet (LL): 6-3, 6-4
• Jack Draper (6) beat Marcos Giron: 6-4, 3-6, 6-3
• Alexander Bublik (3) beat Hamad Medjedovic (WC): 6-1, 7-6 (4)
• Frances Tiafoe (4) beat Yannick Hanfmann: 7-5, 7-6 (5)
• Lorenzo Musetti (5) beat Dominik Koepfer: 6-7 (9), 7-6 (5), 6-3