straight to your inbox every day for freeManchester United could be without their three most experienced forwards for the Premier League visit of West Ham on Sunday.Anthony Martial sustained a hip injury in the Europa League round-of-16 draw with AC Milan on Thursday night and was forced off at half-time for goalscoring rookie Amad.Martial, 25, is a doubt for United's last league fixture this month, as are Marcus Rashford and Edinson Cavani.