After weeks of transfer no-goes, the former Bayern Munich star would be an outstanding option for Slaven Bilic's squad.
Mirco Antenucci left Leeds United this summer on a free transfer.
Watford have been linked with Sofiane Boufal.
The agreement strengthens the club's presence in South Korea, and emphasises the commercial value of Heung-Min Son.
HITC Sport understands Conor Grant heading for Valley
Conflicting reports are emerging about Aston Villa's move for Bristol City striker Jonathan Kodjia.
Sunderland are reportedly keen to make David Moyes their new manager.
Joe Allen is reportedly closing in on a move to Stoke City.
Leeds CEO signed Reece Wabara for Barnsley last summer.
The Northern Ireland captain is back in training with Southampton after the Euro 2016.
Tottenham Hotspur may have received a boost in pursuit of both Mateo Kovacic and Tanguy Ndombele today.
Glasgow Rangers are reportedly interested in bringing Jon Flanagan to Ibrox this summer.
Leeds United are hoping to clinch a move for Abel Hernandez.
The daughter of West Ham United co-owner David Gold has told fans how many more signings they can expect to make this summer.
Tottenham and England's Dele Alli is trying to recover from injury.
Glasgow Rangers are reportedly keen on signing Gareth McAuley this summer, but the Ibrox side face competition for his signature.
Brendan Rodgers knows Patrick Roberts well, having had him on loan at Celtic for the past two and a half seasons.
Leeds United are reportedly looking to see off late competition for striker Abel Hernandez.
Liverpool are reportedly keen on signing the Portugal international.
Kenny Miller is leaving Glasgow giants Rangers for the third time but will he stay in the Scottish Premiership with St Mirren?