West Ham United reportedly want to sign Real Sociedad's La Liga centre-back Diego Llorente.
Wilshere joined West Ham in the summer but has hardly had an impact.
West Ham United are reportedly interested in signing Gary Cahill from Chelsea during the January transfer window.
Here are our views on the best defender from each of the 7 continents.
Manchester United are looking for a new centre-back and may be open to parting ways with one of their defenders. West Ham might be wise to mull over a move.
Can West Ham defender Declan Rice benefit from the latest Winston Reid injury news?
Relatively speaking West Ham United have enjoyed the best transfer window in the Premier League so far this summer.
Should Wolverhampton Wanderers make a move for West Ham United's Winston Reid?
Should West Ham United sell Winston Reid this summer as Manuel Pellegrini locks in on another centre-back?
Burnley should consider making a move for the West Ham United defender.
Pep Guardiola reportedly wants to bring Bayern Munich's Serge Gnabry back to the Premier League and Arsenal must be kicking themselves.
Liverpool are edging closer to a record-breaking Premier League title, but Everton fans will be hoping they don't seal the trophy in their back yard.
Tottenham Hotspur are set to be without Heung-Min Son for much of the rest of the campaign.
Liverpool have been heavily linked with Timo Werner, but Manchester City appear to have joined the race.
Bayern Munich are reportedly rivalling Premier League duo Liverpool and Manchester United for Mikel Arteta favourite Bukayo Saka.
Lille's Ligue 1 star Boubakary Soumare is reportedly eyeing a summer move to Jurgen Klopp's Premier League leaders Liverpool.
The big Spaniard turned out for Arsenal's Under-23s on Monday night.
Croatian leaders Dinamo Zagreb are reportedly set to raid Premier League giants Arsenal for highly-rated Robbie Burton.
Pierre-Emerick Aubameyang has been Arsenal's most valuable player during these past few seasons.
Leeds United picked up their second win of the calendar year on the weekend.
West Ham are expecting Winston Reid and Diafra Sakho to return to training on Monday.
Garth Crooks has raved about West Ham defender Winston Reid.
West Ham United drew 0-0 against Manchester United at Old Trafford.