The experienced German midfielder's contract with City ends in the summer.
Rafa Marín, a product of Real Madrid's youth academy who belongs to Napoli, could return to Spain after not getting playing time in Italy
The rossonero team continues to search for quality reinforcements for the second half of the season.
In the last few hours, there has been a lot of talk about his possible arrival to this team, but the president has put an end to rumors.
The Portuguese coach is clear that these players would significantly improve their squad and has asked for an effort to sign them