By Tom Gott Manchester United manager Erik ten Hag has revealed a fitness issue contributed to the decision to leave Jadon Sancho out of the squad for Friday’s win over Fulham. Sancho and Ten Hag agreed to leave their public dispute in the past over the summer and the winger returned to the first-team fold for pre-season, even seeing competitive minutes off the bench late in United’s Community Shield defeat to Manchester City. There was, however, no sign of Sancho in United’s matchday squad for their Premier League opener against Fulham, sparking speculation that a summer transfer could be on …