ATK's David Williams scored the all-important goal in the 48th minute to seal the win on a day when Chennaiyin FC did everything but score.
'I work for the club. I'm not thinking about myself. I keep saying my ambition is the same, my DNA is the same, but probably I'm in the stage where I look less to myself and my records and I look more to the club'.
While Djokovic has a firm grip on top spot, there will be a new number two on March 15 in Russian Daniil Medvedev, who will climb one place to his career-best ranking to replace Nadal, who has not played since the Australian Open due to a back injury.
Tottenham said former midfielder Ryan Mason will be in charge of the first team on Monday.
Rafael Nadal announced on Sunday that he would be opening his 18th season as a professional at the Brisbane International in January.
Roger Federer has made no secret that at this stage of his career, anything he does or does not do on a tennis court is done with the sole purpose of making sure he is in the best shape possible to make another title run at Wimbledon.
Adam Le Fondre smashed in a 75th-minute winner after Hernan Santana (45th) had cancelled Jakub Sylvestr's first goal.
Lucky loser Taro Daniel will replace Nadal in the second round against Jo-Wilfried Tsonga.
Beaten in just over two hours, Nadal won barely a third of the match's points, was broken five times and conjured only a single break point in the third set, which the Serb saved.
Novak Djokovic recovered his poise to win the Rome Masters title and Wilander says Djokovic will use the pain of his US debacle to inflict maximum damage on the Parisian clay.
A 56th-minute penalty strike from Sunil Chhetri was the difference between the two teams
The Telecom Regulatory Authority of India (Trai) has directed the Cellular Operators Association of India (COAI) to make a presentation detailing the pros and cons of the controversial Indian 5G standard, also known as 5Gi, which the government has been pushing for. The move comes after serious differences emerged among telcos with regard to the technology's efficacy and implementation.
List of US Open men's singles champions since the Open Era began in 1968: