 Novak Djokovic began his quest for a record-extending 10th Australian Open title with a comfortable 6-3 6-4 6-0 victory over Spains Roberto Carballes Baena. There had been serious concerns over Djokovics fitness with his upper left leg heavily strapped during practice, but the former world No 1 allayed any fears by dismantling the world No ... Australian Open: Novak Djokovic defeats Roberto Carballes Baena... 