Top-seeded Carlos Alcaraz lost for just the second time this year on Thursday when 25th-ranked Jiri Lehecka beat him 6-3, 3-6, 6-4 in the quarterfinals of the Qatar Open.

The 21-year-old Spaniard let his guard down in the second set, when his Italian opponent fought back from trailing 1-4 to force a decider.

Top-seeded Carlos Alcaraz let his guard down in the second set then had to regroup to oust Luca Nardi and reach the quarterfinals of the Qatar Open.

World No. 3 Alcaraz took on No. 25 Jiri Lehecka in the quarterfinals. Lehecka overpowered Alcaraz throughout the two-hour, nine-minute match, taking the win in three

Jimmy Butler humorously attempted a between-the-legs shot against Carlos Alcaraz in Qatar during the NBA All-Star break.

Jimmy Butler was spotted in Qatar during the All-Star break, with the new Warriors star even stepping onto the court to face Carlos Alcaraz.

Carlos Alcaraz was the top favorite to win the Doha ATP 500 this week, but his run in Qatar ended already in the quarterfinals against Jiri Lehecka. The young Spanish ace unleashed a performance full of ups and downs,

Jiri Lehecka knocked off top-seeded Spaniard Carlos Alcaraz on Thursday to advance to the semifinals of the Qatar ExxonMobil Open in Doha.

Top seed Carlos Alcaraz withstood a charge from qualifier Luca Nardi for a 6-1, 4-6, 6-3 victory in the second round of the Qatar ExxonMobil Open in Doha on Wednesday.

World No. 3 Carlos Alcaraz found himself trailing in the second set to Croatia's Marin Cilic, but battled back for a 6-4, 6-4 win Monday in the opening round at the Qatar ExxonMobil Open in Doha.

Jiri Lehecka notched his career-best victory at the ATP 500 event in Doha. The Czech faced world no.3 Carlos Alcaraz in the quarter-final and earned a 6-3, 3-6, 6-4 victory in two hours and nine minutes.

Carlos Alcaraz and Luca Nardi met for the first time on the professional circuit in the second round in Doha. World no. 3 and the top seed was the favorite, and he proved that on the court. Carlos bested his coeval 6-1,