Concerns over Schlotterbeck after leaving Germany training

Concerns are growing over Borussia Dortmund and Germany defender Nico Schlotterbeck, who had to leave the final training session of the German national team ahead of their match against Serbia.

German newspaper "Ruhr Nachrichten" reported that Schlotterbeck, 26, was unable to complete training, raising concerns about the possibility of a new injury and his absence from the upcoming match.

The defender is working to maintain his fitness with the German national team, leaving his participation against Serbia in doubt as more details about his health condition are awaited.

The nature of the issue that forced Nico Schlotterbeck to leave training has not yet been revealed, nor the potential duration of absence if his injury is confirmed.