Seven-time Grand Slam champion and former world No. 1 Mats Wilander thinks Rafael Nadal has a good shot at a third Australian Open title, providing he arrives at the tournament healthy.Nadal is the Australian Open defending champion after coming back from two sets down against Daniil Medvedev to clinch the trophy in last year’s thrilling final dubbed the ‘miracle in Melbourne’.The win marked Nadal’s 21st Grand Slam and propelled him into the lead in the slam race ahead of Roger Federer and Novak Djokovic; it also meant the Spaniard had won all of the Grand Slams twice or more, which Wilander believes to be hugely significant.‘’Rafael Nadal is going to be there from the first point …