Novak Djokovic was furious after being asked to undergo a dope test shortly before Serbia's Davis Cup win over Great Britain
Novak Djokovic has won three Grand Slams this year, with an all-time best tally of 24 and clinched his seventh ATP Finals title on Sunday
Novak Djokovic claimed yet another record on Sunday with his seventh ATP Finals title, sweeping aside local hero Jannik Sinner 6-3, 6-3 in Turin
Carlos Alcaraz has a burgeoning rivalry with Novak Djokovic as the Spaniard is already a two-time Grand Slam champion at the age of 20 and won an epic five-set Wimbledon final against the world number one.
Novak Djokovic stayed on track for a record-breaking seventh ATP Finals title after Italy's Jannik Sinner beat Holger Rune 6-2, 5-7, 6-4 on Thursday
Jannik Sinner edged towards becoming the first ever Italian to reach the last four of the ATP Finals on Tuesday
The 24-time Grand Slam champion Novak Djokovic will enter the ATP Final event in Turin with an eye on breaking another record
Novak Djokovic rallied to defeat Andrey Rublev 5-7, 7-6 (7/3), 7-5 in a gripping Paris Masters semi-final on Saturday
Novak Djokovic edged out Holger Rune on Friday to avenge his defeat in last year's Paris Masters final and reach the last four
Novak Djokovic will spearhead Serbia at the tournament from December 29-January 7 in Sydney and Perth as he builds towards the defence of his Australian Open title.