Manchester United have another problem to solve connected to forward Marcus Rashford. Marcus Rashford was not part of the Manchester United matchday squad that faced Newport County in the FA Cup fourth round. United officially claimed Rashford was ‘ill’, with Erik ten Hag saying after the game that the issue was an ‘internal matter’. It followed reports via The Athletic that Rashford has been pictured in a Belfast nightclub last week. Rashford not repeating Sancho incidentMarcus Rashford did one thing right after Manchester United’s match at Newport – he stayed absolutely silent. The Jadon San…