A journalist who specialises in Brazilian football has made a shocking claim about who Luis Guilherme will replace at West Ham. West Ham might need more homegrown players this summer but they’re clearly planning a Samba revolution too. Hammers technical director Tim Steidten has a strong network in Brazil. And the German has spent the last year scouting a plethora of emerging and established talent. That has been obvious from West Ham’s targets since he joined last summer. A move for Brazil defender Fabricio Bruno has fallen through – with the truth behind that collapse revealed earlier. Hamme…