 Complete the following phrase:  Grays frequent battles with injury started, and he missed more than half of the 197071 season, during which Leeds again snatched League championship defeat from the jaws of victory but won the Fairs Cup for the second time against Juventus. He found devastating form again for part of the 197172 season in which he was part of the team that destroyed Manchester United and Southampton consecutively at Elland Road, by scorelines of 51 and 70; the match footage of both games would become iconic. Later in the same season he featured in the team which won the 