Violence marred West Ham’s EFL Cup win over Chelsea at the London Stadium on Wednesday, with seven arrests made by the Metropolitan police. The Hammers have endured a difficult start at their new home West Ham’s first competitive match at the stadium comes earlier than expected with the second leg of a Europa League qualifier against NK Domzale. The Irons win 3-0 against the Slovenians, with Cheikhou Kouyate scoring the first goal at the club’s new home. However, there are some …