Defending champion Serena Williams dispelled any doubts about her fitness and form after a four-month break from the game with a tense 6-4 7-5 win over feisty Italian Camila Giorgi to reach the second round of the Australian Open on Monday (January 18). The world number one had barely swung a racket in anger since her U.S. Open exit last September and entered a sweltering Rod Laver Arena to face the highest-ranked unseeded player in […]