By Julien Pretot PARIS (Reuters) - Top ranked Iga Swiatek ran into a spot of bother as she beat Danka Kovinic of Montenegro 6-3 7-5 to reach the fourth round of the French Open and extend her winning streak to 31 matches on Saturday.
The Polish player, who is unbeaten since last February, has also won 46 of her last 47 sets after claiming titles on claycourt in Stuttgart and Rome.
The 2020 champion is bidding to become the fourth player since 2000 to lift the Suzanne Lenglen Cup multiple times after Justine Henin, Serena Williams, Maria Sharapova.
The 20-year-old is on the longest unbeaten run in the women's tour since Serena Williams bagged 34 victories in succession in 2013. "I wanted to play aggressively but maybe putting too much power and her balls were so powerful so it was tough to handle at full speed.