Why Graham Potter's first game as West Ham manager is his most important - Tonight’s FA Cup third-round trip to Aston Villa could prove pivotal

The former Brighton and Chelsea boss was named as Julen Lopetegui's successor this morning, signing a two-and-a-half-year deal with the club

Potter’s woes at Chelsea were not entirely of his own making, but his stock has fallen since success at Brighton and his gamble on the West Ham job is a make-or-break moment for his coaching career