West Ham are in talks to sign free agent on July 1 but have other targets too claims a confidant of majority owner David Sullivan. West Ham are closing in on the exciting capture of Brazilian midfield sensation Luis Guilherme. Amid that and all the talk of moves for a host of strikers, attackers and defenders, it’s easy to lose sight of one key area which also needs strengthening. The goalkeeping department. New head coach Julen Lopetegui has a massive task on his hands to reshape a threadbare Hammers squad comprising just 17 senior players. West Ham essentially need reinforcements in almost e…