Imagine that one week you’re playing football for Histon FC, then of the Eastern Counties League, against the likes of Clacton and Newmarket Town (no disrespect to either of them), and the next you’re facing the mighty Manchester United, led by the legendary Sir Alex Ferguson. Well that’s exactly what happened to Milton resident Duncan Confrey, a former central defender for Histon, when Manchester United came to town 35 years ago – on 19 May, 1989. Having signed for Histon from Milton FC, where he’d played for about five years, in January 1989, Duncan, then 20 years old, suddenly found himself…