Christian Kist
Nine-darters and seeds fall: Best moments from the PDC World Championship
From nine-darters to huge upsets: Best moments from the PDC World Championship
Aspinall battles past Gates as Kist throws first nine-darter of World Championship
PDC World Championship: Two-time champion Peter Wright suffers early shock
Djokovic pulls out of Paris Masters after struggling in China and Saudi Arabia
Tennis Tracker: Sinner taking on Altmaier in Vienna with Fritz and Mensik in action
Jannik Sinner skipping Davis Cup Finals to focus on Australian Open title defence
Tennis Tracker: Zverev and Musetti victorious in Vienna, Shelton through in Basel