Cincinnati, Aug. 16 -- Alexander Zverev secured a Cincinnati Open semifinal clash against Spanish sensation Carlos Alcaraz as he secured an easy win over Toronto champion Ben Shelton on early Saturday morning.

Zverev went past Shelton with a scoreline of 6-2, 6-2, needing just an hour and 17 minutes to end the American's nine-match winning streak and secure his fourth successive semifinal appearance in the past four tournaments.

During the second set, Zverev struggled with his health and breathing and called for a doctor.

Speaking after the match, Zverev, the 2021 champion in Cincinnati said as quoted by ATP's official website, "Right now I am not feeling too great. I am not sure what happened. I came out today and probably felt the be...