EXCLUSIVE: A journalist has named one manager West Ham fans should keep a very close eye on after a David Sullivan development. Speculation abounds over the future of David Moyes at West Ham beyond this season. Back at the end of February journalist Graeme Bailey exclusively told Hammers News there’s only one way Moyes will still be Hammers boss next season. And that is by winning the Europa League. Even the most optimistic of West Ham fans would concede that now looks exceedingly difficult. The 2-0 defeat at Bayer Leverkusen has left West Ham a mountain to climb to make the Europa League semi…