Arthur Henrique Ramos de Oliveira Melo
Djokovic pulls out of Paris Masters after struggling in China and Saudi Arabia
Jannik Sinner skipping Davis Cup Finals to focus on Australian Open title defence
Tennis Tracker: Muchova and Noskova into Tokyo quarters, Lehecka stunned in Basel
Tennis Tracker: Zverev and Musetti victorious in Vienna, Shelton through in Basel