Ousmane Dembele to Manchester United and Romelu Lukaku to Chelsea are two of Wednesday's emerging whispers.
Hamburg have opened talks with U.S. international Bobby Wood about a long-term contract extension, sporting director Jens Todt has told Sport Bild.
The Mexico international, who has 10 goals this season, resumed training on Tuesday.
Steve Nicol believes that Bayern Munich must spend like the big boys in Europe if they want to win another Champions League.
Jurgen Klopp says he considers the Premier League to be a "notch" above the Bundesliga due to its intensity and resources available to English sides.
Borja Mayoral has said that Wolfsburg want to extend his loan deal despite the striker having not played as much as he had anticipated.