Tennis-Swiatek runs into trouble but reaches French Open last 16

Tennis - French Open - Roland Garros, Paris, France - May 28, 2022 Poland's Iga Swiatek in action during her third round match against Montenegro's Danka Kovinic REUTERS/Pascal Rossignol

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.