Top German football expert Kevin Hatchard speaks exclusively to Hammers News to preview West Ham’s big Europa League clash with Bayer Leverkusen. Kevin Hatchard is a man with extensive knowledge of European and specifically German football. So who better to run the rule over West Ham’s massive Europa League quarter-final tie with German invincibles Bayer Leverkusen? When Leverkusen were drawn to face David Moyes’ side in the last eight, the Hammers were made big underdogs. With Xabi Alonso’s side unbeaten across all competitions at the time and on course to win the Bundesliga title, that was u…