Police in northern Germany are investigating Christian Brueckner, a convicted rapist and the subject of the Madeleine McCann case, over an alleged fight involving a British man in the city of Kiel. Multiple reports state that Brueckner is being probed by authorities on suspicion connected to the incident and that he was arrested alongside the British man. The alleged conduct is described as “mutual assault,” following what is reported as a brawl in Kiel. One outlet adds that, if Brueckner is found guilty of an offence related to the incident, he could face up to five years in prison under German law. The reports do not provide further details about the circumstances of the altercation, the extent of any injuries, or whether charges have been formally filed. The investigation is presented as ongoing, and the accounts focus on the alleged Kiel incident and the potential legal consequences if an offence is proven.