straight to your inboxMason Greenwood believes Manchester United teammate Marcus Rashford has had the biggest influence on his career so far.The 18-year-old enjoyed a breakthrough season under Ole Gunnar Solskjaer, netting 18 goals in all competitions to help United secure a return to the Champions League.Greenwood's impressive form led to praise from legendary England forwards Alan Shearer and Wayne Rooney with Gareth Southgate rewarding his efforts with a debut call-up to the senior England