Quebec City (Canada) Sep 13 (IANS) Puerto Rico s Monica Puig has advanced to the quarter-finals of the Coupe Banque Nationale moving through when American Madison Brengle retired from the match while trailing 7-5 3-0.
The third seed and reigning Olympic tennis women s singles gold medalist trailed 5-1 in the first set of that second-round contest but she proceeded to win nine games in a row before Brengle was forced to stop due to a right-hand injury reports Efe news.
"I felt like I was forcing a bit too much when I needed to build the point a little bit more " Puig referring to her slow start was quoted as saying on the WTA s website on Wednesday.
"The most important thing is that I was able to regroup and come back and fight my way out of that first set. I was a little bit more patient with my strokes ... until I found an opportunity to do what I needed to do " she added.
Also booking a spot in the final eight of this hard-court WTA event on Wednesday were France s Pauline Parmentier the United Kingdom s Heather Watson and American Varvara Lepchenko.
The eighth-seeded Parmentier edged American Christina McHale 6-2 4-6 7-5 Watson defeated Canadian wildcard Leylah Fernandez 6-4 7-5 and Lepchenko followed up her first-round upset of top-seeded Belarusian Aryna Sabalenka by overcoming Czech qualifier Marie Bouzkova 6-1 1-6 6-3.
In two first-round matches on Wednesday second-seeded Croatian Petra Martic routed the UK s Naomi Broady 6-1 6-1 and fifth-seeded American Sofia Kenin got past Germany s Mona Barthel 6-3 6-4.

--IANS kk/sed