Sunderland have signed Korea Republic midfielder Ki Sungyueng on a one-year loan deal from Premier League rivals Swansea City, joining international colleague Ji Dongwon at the Stadium of Light.
Hamburg winger Son Heungmin prodded home an injury-time winner as Korea Republic edged Qatar 2-1 to give their 2014 FIFA World Cup Brazil qualification hopes a major boost.
Swansea stunned European champions Chelsea in their English League Cup semi-final at Stamford Bridge to take a two goal advantage back to Wales for the return leg.
Korea Republic keep their place at the top of Group A in the final stage of Asian 2014 FIFA World Cup™ qualifying following an exciting 2-2 draw with Uzbekistan in Tashkent.
Ki Sungyueng has joined Swansea for an undisclosed club-record fee from Scottish champions Celtic.
FIFA.com looks back over the last two weeks of comings and goings as the summer transfer window comes to a close, with clubs in the Premier League in particular strengthening their squads.