The world No 1, who has previously expressed scepticism about vaccination, replied to a question about the likelihood of his presence in Melbourne with a brief: "We'll see." adidas fv2551 But third seed Zverev, who ended the world No 1's hopes of a Golden Slam by beating him at the Olympics in Tokyo, played a superb match to win 7-6 (7-4) 4-6 6-3. adidas fv2551 He said: "It was humiliating. It was isolating. I never told anyone, but I would go home at the end of the day and cry." adidas fv2551 The Cowboys (6-1) are back in Dallas next Sunday, hosting the Denver Broncos (4-4), while the Vikings (3-4) head out to Baltimore for a meeting with the Ravens (5-2). adidas fv2551