West Ham boss Julen Lopetegui is clearly prioritising his attacking ranks at the London Stadium this summer. The West Ham manager has already brought Luis Guilherme to the club, but he’s clearly far from finished. It’s obvious to see that Julen Lopetegui has a lot of work to do in the summer transfer window, considering the state of the squad left behind by David Moyes. The Spaniard apparently wants to bring at least six new signings to the London Stadium before the start of the new season. In my opinion, he’ll need to bring in more new players than that, if West Ham are to compete on all fron…