ATP battle for No 1 ranking: What Novak Djokovic needs to do at US

Novak Djokovic is primed to reclaim the world No 1 ranking from Carlos Alcaraz at the US Open with the equation pretty simple.

Aryna Sabalenka, Novak Djokovic both move up to No. 1 in WTA and ATP rankings - The Globe and Mail

Nadal v Djokovic: The fight to be number one (ATP Rankings, November 4, 2013) – Rafael Nadal Fans

Tennis: Novak Djokovic secures year-end No. 1 spot

Novak Djokovic takes World No.1 rank back from Carlos Alcaraz - India Today

ATP Rankings: Djokovic begins 379th week as No 1 - Tennis Majors

ATP rankings update: Novak Djokovic continues to sit atop the summit with Carlos Alcaraz in hot pursuit of the No. 1 spot

Roger Federer and Novak Djokovic Battle for No. 1 Ranking - The New York Times

Novak Đoković's Pursuit of Historic 400 Weeks as ATP World Number One

Alcaraz's Wimbledon win intensifies battle for year-end world No.1 spot vs Novak

Battle for No 1 ranking: Novak Djokovic's defeat opens door for Carlos Alcaraz and Daniil Medvedev

Novak Djokovic stomps on two rackets in rollercoaster ATP Finals win over Holger Rune, Tennis, Sport

Djokovic secures year-end No. 1 ranking for by beating Rune at ATP Finals

Novak Djokovic-Carlos Alcaraz Cincinnati Final Causes Seismic Shift In Battle For No. 1, ATP Tour

Novak Djokovic disqualified from U.S. Open for hitting line judge with ball