Novak Djokovic will try to win the Sony Open without his new coach, Boris Becker, who is unable to travel because of surgery this week on both hips. Becker had planned to be at Key Biscayne before scheduling the surgery last week, Djokovic said Thursday. He said Becker hopes to resume traveling beginning with the Monte Carlo tournament, which starts April 13. ''In these particular situations you can't do much about it,'' said Djokovic, who plays his opening match at Key Biscayne on Friday. More...