West Ham head to Crystal Palace on Saturday with fans fearing the worst over mystery injuries after comments from Julen Lopetegui. The Hammers and Eagles have both been tipped to do well in the Premier League this season. But something will have to give when the London rivals meet as Julen Lopetegui goes in search of his first West Ham win. Crystal Palace ended last season as one of the form teams in the top flight. Oliver Glasner had them playing some brilliant football in the process too. Many journalists and pundits have backed West Ham for Europe as a result of some excellent transfer wind…