Ana Ivanovic is effortlessly beautiful. Drawing a crowd from the second she stepped from a car at Dubai International Airport's Terminal Three, the 24-year-old tennis star is a model — without the drama.She didn't spend hours in hair and make-up or have her stylist pick out her dress. Instead, the former No 1 showered after practice, did her hair in the car and managed a quick stroke of lip gloss before cameras started rolling.Filming a WTA promotional video ahead of the Dubai Duty Free Tennis Championships, Ivanovic, accompanied by her mother, took the job in her 6ft 1in stride.
