Updated On: 12 May, 2018 10:19 AM IST | Madrid | IANS
Del Potro squandered numerous opportunities to seal the win over Lajovic, including letting a 4-0 lead slip away in the tie-breaker largely due to unforced errors


Juan Martin Del Potro
Serbian qualifier Dusan Lajovic rallied from a set down to upset Argentine world No. 6 Juan Martin del Potro 3-6, 6-4, 7-6 (8-6) in third-round action at the Madrid Open and book a place in the quarter-finals of an ATP World Tour Masters 1000 event for the first time. The victory also was the 95th-ranked Serbian's first-ever win over a top-10 player, reports Efe.