Lawyers for Novak Djokovic say the Immigration Minister has erroneously cancelled his visa on the grounds the tennis star is seen as a "talisman of a community of anti-vaccine sentiment". Key points: The Federal Court will hear Novak Djokovic's appeal against his visa cancellation on Sunday morning Lawyers for Djokovic have argued the Immigration Minister's cancellation of the tennis star's visa was legally invalidThey say the minister also failed to consider the impact the saga would have on anti-vaccine sentiment in the communityIn an application lodged with the Federal Circuit Court last night, and released online by the Federal Court...