“Chennai Super Kings expect their captain Mahendra Singh Dhoni to keep playing well past his 40th birthday. ©AFP” /> New Delhi (AFP) – Indian Premier League favourites Chennai Super Kings expect former India captain Mahendra Singh Dhoni to keep playing past his 40th birthday — until at least 2022, the team’s chief executive said. Dhoni has not played a competitive game since India’s World Cup semi-final defeat last year, but is due to return to action when the delayed IPL begins in the United Arab Emirates next month. While Dhoni…