ATP Gstaad, Switzerland
Matteo Berrettini finds "the energy of six years ago" to celebrate second Gstaad title
The sixth seed dismissed qualifier Quentin Halys, 6-3, 6-1, on Sunday to triumph at the clay-court event.
The world No. 192 booked his spot in the EFG Swiss Open Gstaad semifinals after striking an incredible shot against Brazil's Gustavo Heide on Friday.
The qualifier advanced, 7-6 (4), 7-6 (5), on Tuesday afternoon.