Top seed Carlos Alcaraz went through to the Barcelona Open semi-finals with a straight-set win over Alex de Minaur.
Spaniard Alcaraz needed just one hour and 40 minutes to beat Australian fifth seed De Minaur 7-5 6-3.
The world number two will now play France's Arthur Fils after his quarter-final opponent Stefanos Tsitipas retired hurt in just the third game of their match.
Alcaraz beat 20-year-old world number 14 Fils in three sets on his way to winning in Monte Carlo last week.
Defending champion Casper Ruud went out thanks to a straight-set defeat by Denmark's Holger Rune.