Novak Djokovic has no plans to hang up his racket any time soon and is hoping he might be able to emulate American football great Tom Brady by extending his career well past his 40th birthday, the 36-year-old Serbian said on Tuesday. Quarterback Brady played 23 seasons in the National Football League, winning seven Super Bowls with the New England Patriots and Tampa Bay Buccaneers before finally calling it quits at the age of 45 earlier this year.
