Jack Grealish was left stunned after one of his Manchester City teammates uploaded a photo of himself looking absolutely ripped. The winger is currently back at the CFA working on his fitness ahead of club football resuming this weekend. Grealish would have been called up for England’s games against Brazil and Belgium. But he suffered a recurrence of a hamstring injury against Luton Town on February 27. He was on the bench for City’s last game before the international break against Newcastle United, but did not play. One man who has been in action for his country over the international break t…