India's tennis superstar Leander Paes turned pro in 1991. An Olympic bronze medal and 18 Grand Slam titles later, he's still going strong at the age of 47. What's the secret?
India's tennis superstar Leander Paes turned pro in 1991. An Olympic bronze medal and 18 Grand Slam titles later, he's still going strong at the age of 47. What's the secret?