French Open: Mirra Andreeva reaches first Grand Slam final with win over Marta Kostyuk Mirra Andreeva is the first teenager to reach the Roland-Garros final since Coco Gauff. Content Original Link: https://sports.yahoo.com/tennis/breaking-news/article/french-open-mirra-andreeva-reaches-first-grand-slam-final-with-win-over-marta-kostyuk-142557964.html