Daniil Medvedev retired from his quarterfinal against Jiri Lehecka because of an injury.
Medvedev retired after losing the first set 6-4, sending the 31st-ranked Lehecka into a semifinal against 35th-ranked Felix Auger-Aliassime.
Medvedev, the No. 4 in the world, needed treatment on his upper right leg while leading 3-2, complaining about having trouble moving to his right. He also needed treatment at 4-3, and after Lehecka broke serve in the ninth game to win the set, Medvedev decided not to continue.
https://www.thescore.com/atp/news/2905779/medvedev-retires-with-injury-during-madrid-open-quarterfinal
