Sunderland manager Gus Poyet believes his side will not be affected in the wake of the Ji Dong-won incident.
Steve Bruce believes Sunderland could be "in serious trouble" after they were fined for fielding an ineligible player.
Sky Sports News has learned that Sunderland were fined for fielding an ineligible player earlier this season.
Borussia Dortmund have announced South Korea striker Ji Dong-won will join them after his six-month stint at Augsburg.
German side Augsburg have signed Sunderland striker Ji Dong-won for an undisclosed fee.
Augsburg general manager Stefan Reuter says that a January move for Sunderland striker Ji Dong-Won is doubtful.
Sunderland striker Ji Dong-won has joined German side Augsburg on loan until the end of the season.
Sunderland manager Martin O'Neill has admitted he could let Ji Dong-won go out on loan next month.
Martin O'Neill is hoping Ji Dong-Won could secure a loan move in January in order to revive his Sunderland career.
Bundesliga outfit Augsburg have confirmed they want to sign out-of-favour Sunderland striker Ji Dong-Won on loan.
Sunderland striker Ji Dong-won's Olympic bronze medal could give the South Korean the necessary fuel to fight for a first-team place.
Sunderland boss Martin O'Neill claims his priority will be to target a striker or two in the summer transfer window.
Martin O'Neill is set to throw his young guns into the firing line as Sunderland aim to battle their way up the Premier League.
Martin O'Neill has confirmed that Sunderland have rejected offers from abroad for Ji Dong-won.
Steve Bruce has leapt to the defence of Ji Dong-won after his conditioning was questioned by his international manager.
Steve Bruce claims criticism of weekend foe Arsene Wenger is 'ridiculous' given all that he has done for Arsenal and English football.
Sunderland boss Steve Bruce believes new-boy Ji Dong-won can have the same impact as compatriot and Man United ace Park Ji-sung.
Steve Bruce has assured Connor Wickham and Ji Dong-won their time will come and has urged the strikers to be ready for action.
Daniel Sturridge's clever back-heel was enough for Chelsea to beat Sunderland despite a late Ji Dong-won finish.
Sunderland boss Steve Bruce has described the pressure building around his position as 'pathetic'.