Serbia's Novak Djokovic takes part in a training session in Melbourne ahead of the Australian Open tennis tournament on January 11, 2022, a day after a court overturned the Australian government's decision to cancel his visa on Covid-19 vaccination grounds. - -- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE -- (Photo by Kelly Defina / POOL / AFP) / -- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE -- (Photo by KELLY DEFINA/POOL/AFP via Getty Images)
