The French Open quarterfinals have started on an overcast day with rain in the forecast.No. 13 Madison Keys is playing Yulia Putintseva of Kazakhstan at Court Suzanne Lenglen in the first women’s quarterfinal.Second-seeded Alexander Zverev is facing No. 7 Dominic Thiem at Court Philippe Chatrier in a matchup between rising stars of men’s tennis.The French Open quarterfinals are scheduled to get started with second-seeded Alexander Zverev facing No. 7 Dominic Thiem in a matchup between rising stars of men’s tennis seeking a first Grand Slam title.There already has been rain at Roland Garros on Tuesday, and there is more in the forecast, so it could be a stop-and-start afternoon.A second match pits 12-time major champion Novak Djokovic against Marco Cecchinato of Italy, who was cleared of a match-fixing charge on a technicality in 2016. Cecchinato had never won a match at a major tournament until last week and, at No. 72, is the lowest-ranked French Open men’s quarterfinalist in a decade.