Moukoko is highly-rated within Dortmund's youth set up.
Bournemouth are reportedly keen on Liverpool winger Harry Wilson.
Liverpool and Everton are both keen to bring Bertrand Traore to Merseyside this summer, after being impressed by his form.
It looks like Cristian Gamboa is leaving Celtic this summer.
West Ham United winger Liverpool is said to be on Jurgen Klopp's side's shortlist.
Newcastle United boss Rafael Benitez is still not guaranteed to be at St. James' Park next season.
Everton are one of a number of Premier League clubs who reportedly want to sign Bolton Wanderers' young Irishman Luca Connell.
Liverpool are reportedly keen on West Ham United playmaker Felipe Anderson.
Tottenham Hotspur boss Mauricio Pochettino is said to be plotting a move for Manchester United's Eric Bailly.
Newcastle United reportedly have no plans to let Sean Longstaff leave St James' Park on the cheap.
Sheffield United reportedly may want a former Celtic player.