Alcaraz is battling an illness and he was spotted training with a nose strip ahead of his straight-sets defeat to Casper Ruud on Monday. The four-time Grand Slam winner was completely out of sorts as he lost 6-1 7-5 in Turin.

The ATP has listed various scenarios that could help Alcaraz qualify for the final four. The most intriguing one is that if Alcaraz defeats Zverev in straight sets and Ruud beats Rublev in three sets, the Spaniard would win the group and Zverev would finish second.

In Paris-Bercy Carlitos lost a position both in the ATP ranking and in the Race to Turin. Alexander Zverev in fact overtook him in both rankings. The Spaniard surrendered in the round of 16 against Frenchman Ugo Humbert, playing poorly in the first set and experiencing a blank in the most important moment of the decisive set.

Carlos Alcaraz overcame physical issues to beat Andrey Rublev and stay in contention for a spot in the semifinals at the ATP Finals.

Spain's Carlos Alcaraz made light of feeling under the weather as he dispatched Russia's Andrey Rublev in impressive fashion to revive his ATP Finals hopes on Wednesday. The Spanish four-times Grand Slam champion has been suffering with respiratory issues in Turin and wore pink nasal tape against Rublev in a resounding 6-3 7-6(8) victory.

Carlos Alcaraz opened his account at the ATP Finals on Wednesday with an entertaining 6-3, 7-6 (10/8) win over Andrey Rublev, while Casper Ruud missed an early chance to reach the semi-finals after losing in straight sets to Alexander Zverev.

Carlos Alcaraz's coach Juan Carlos Ferrero issued a concerning update about his players' health following the world No 3's recent struggles.

World number three Carlos Alcaraz is unlikely to be at his best for Wednesday's ATP Finals match against Andrey Rublev as the four-times Grand Slam champion continues to struggle with illness, the Spaniard's coach Juan Carlos Ferrero said.

Juan Carlos Ferrero has issued an update about Carlos Alcaraz’s health following the world No 3’s recent struggles. Alcaraz slumped to a shock 6-1, 7-5 defeat to Casper Ruud in his opening match at the ATP Finals on Monday and after the match he revealed that he had been battling with a cold in the build-up to the match.

Carlos Alcaraz's performance in the ATP Finals is under threat as he battles illness, affecting his preparation for a crucial match against Andrey Rublev. Coach Juan Carlos Ferrero reveals the Spaniard's struggles with breathing,