Men's world number one Carlos Alcaraz knows he needs to stay locked in if he's to end his season on a high at tennis' ATP Finals

The Spaniard's come from a set down to defeat American sixth seed Taylor Fritz and go two-from-two in Turin.

With only the world's top eight players involved - Alcaraz says an unwavering mindset is a must.



Lorenzo Musetti has secured his first victory, defeating Alex de Minaur 7-5 3-6 7-5 to keep the Australian winless.

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