Injury struck again at the Madrid Open as an emotional Jiri Lehecka was forced to retire in the first set of his semi-final against Felix Auger-Aliassime.
Jiri Lehecka claimed the last semifinal spot in the Madrid Open main draw after Daniil Medvedev withdrew injured at one set down on Thursday.
In a repeat of last year's final, Aryna Sabalenka and Iga Swiatek will face off once again at the Madrid Open final.
Carlos Alcaraz's quest for a third successive Madrid Open title was ended by a shock quarter-final defeat to Andrey Rublev.
Iga Swiatek is through to the Madrid Open semifinals after beating Maia Haddad 4-6 6-0 6-2 on Tuesday.
Jiri Lehecka made easy work of former world number one Rafael Nadal, defeating him in straight sets in the fourth round of the Madrid Open on Tuesday.