Aliassime will face Andrey Rublev in the Qatar Open semifinals after he beat fellow Russian Daniil Medvedev when the latter retired after losing the first set 6-3 on Thursday in Doha.

Halys took the first set when he broke Auger-Aliassime in the final game, but the Canadian scored a key break of his own early in the second set before coming back from double bre

After the bad defeat suffered in Marseille last week, the former world number 1 had played two good matches in Doha this week. Daniil was very close to defeat against his compatriot Karen Khachanov, but he was able to react in the most difficult moment and played excellent tennis in the second and third sets.

Felix Auger-Aliassime will compete in the semi-final of the ATP 500 event in Doha. The 24-year-old Canadian played only one sets in the second round and quarter-final, preserving energy for the latter stage of the tournament.

Andrey Rublev and Felix Auger-Aliassime faced off for the seventh time in the semifinals of the Qatar ExxonMobil Open, but they weren’t the only star athletes spotted in Doha on Friday. Formula 1 star George Russell was seen watching the three-set battle from the best seat in the house on Center Court.

Aliassime's impressive victory over Daniil Medvedev at the Qatar Open raised hopes for a strong showing. However, his match against Andrey Rublev dashed those expectations, ending his run.

Montreal’s Felix Auger-Aliassime had his comeback attempt fall just short in a 7-5, 4-6, 7-6 (5) loss to Andrey Rublev on Friday in the semifinals of the Qatar Open.

Auger-Aliassime won the first set of Thursday’s match 6-3 before Medvedev, who was seeded fourth at the ATP 500 tournament, left the court

Andrey Rublev has dominated this match-up against Felix Auger-Aliassime, leading 5-1 in their head-to-head. Rublev’s last triumph against Aliassime was at the 2024 Madrid Open.