World number three Alexander Zverev defeated Czech Jakub Mensik to reach his second French Open final on Friday. Zverev defeated Mensik, playing in his first Grand Slam semi-final, 7-5, 6-2, 3-6, 6-3, as the 20-year-old struggled with five double faults. The German reached the fourth major final of his career and is yet to win his first Grand Slam title.