The Telekom Center crowd in Athens offered constant support for the 38-year-old Serb, who moved with his family to Athens earlier this year.

Novak Djokovic has hit another milestone by making his 225th quarter-final on the ATP Tour, following a win over Alejandro Tabilo at the Hellenic Championship.

Novak Djokovic has broken down in tears in emotional post-match scenes as he viewed a tribute video to his former coach and mentor, Nikola Pilic, who died earlier this year aged 86.

Novak Djokovic remains undecided about his participation at the upcoming ATP Finals in Turin, despite Italian Tennis Federation president Angelo Binaghi's public assurance that the seven-time winner will compete at the elite event.

Nonetheless, Musetti's fate rests in his own hands. After an impressive season during which he reached two finals - one at the 1000-level event in Rome - and a maiden Roland-Garros semi-final, the Italian closes out his year with a clearly defined aim.

Novak Djokovic's participation in the ATP Finals had remained uncertain after he withdrew from the recent Paris Masters – but an update has now been given

Andy Roddick, Jo-Wilfried Tsonga, Roger Federer and Rafael Nadal are the other players to manage the feat with all achieving at least four consecutive wins over Djokovic. Nadal is the only man to win five in a row against him, which he did in 2008 and 2009. That run included the finals of the Monte Carlo Masters and the Rome Masters.