At 36, Roger Federer Becomes Oldest No. 1 In Tennis
Djokovic Completes Remarkable Return To No. 1 | ATP Tour | Tennis
Novak Djokovic to lose men's world No. 1 rank to Daniil Medvedev | Sporting News
2018 ATP World Tour - Wikipedia
Tough Call: Who will finish 2018 as No. 1—Federer, Nadal or the field?
2018 Australian Open: No. 1 Halep wins classic, will face Wozniacki in final - CBSSports.com
ATP Rankings Update Following 2018 Wimbledon Action
Top 10 of '18, No. 1: Djokovic tops Nadal in two-day Wimbledon classic
Top 5 WTA Upsets 2018 (No.1): Sasnovich shocks title favorite Kvitova in Wimbledon opener
New world No.1 Roger Federer wins Rotterdam Open - Vanguard News
2018 champion Kerber vs. No. 1 Barty in Wimbledon semifinals - ABC News
Tennis Rankings: Novak Djokovic displaces Roger Federer as World No 2; Simona Halep to finish as World No 1 | Sports News,The Indian Express
Paris Masters: Novak Djokovic has World No 1 ranking in sight, Kei Nishikori, John Isner resume ATP Finals qualification battle-Sports News , Firstpost
Zverev: 'I'm not thinking about being world no. 1 or ending 2018 there'
2018 high school spring previews: Boys tennis
Tennis Central: No. 19 Wake Forest vs. No. 1 North Carolina, No. 23 Miami and North Carolina A&T - Wake Forest University Athletics
ATP Rankings Movers: Roger Federer Returns To No. 1 | ATP Tour | Tennis
2018 champion Kerber vs. No. 1 Barty in Wimbledon semifinals | AP News
Marin Cilic desires to win Grand Slam and become No. 1 in 2018
TENNIS on Twitter: "Highlights: Our No. 1 match of 2018 Novak Djokovic d. Rafael Nadal, Wimbledon semifinals, 6-4, 3-6, 7-6 (9), 3-6, 10-8 WATCH: https://t.co/rP9wIKXp29 https://t.co/kelOGiP3iZ" / Twitter
US Open 2018: British No 1 Kyle Edmund knocked out in first round after struggling with cramp | The Independent | The Independent
:focal(1020x328:1022x326)/origin-imgresizer.eurosport.com/2018/02/17/2273705-47372890-2560-1440.jpg "New world No 1 Federer reaches Rotterdam final - Eurosport")
New world No 1 Federer reaches Rotterdam final - Eurosport
