Three people were killed and six more injured in a knife attack in Germany's Wurzburg on Friday, Bild reported.
The suspected attacker was shot in the leg and neutralised, the paper added.
A police operation is underway at the scene. Law enforcement have asked local residents to avoid the area of the incident.
"We remain at the scene with strong forces. The attacker was overpowered after police use of firearms. There are several injured and also fatalities. There is no more danger! More information to follow," police tweeted.
Earlier, they said that the suspect was detained.
We've arrested a suspect. Currently, there is no evidence of a second criminal. There is NO danger for the population! Please refrain from making assumptions - details will be provided later.
A video allegedly showing the incident emerged online.
Ambulances have arrived at the area to help the injured.
According to the Interior Minister of Bavaria Joachim Hermann, the attacker had a psychiatric condition and was described as a person who was "ready to commit violent acts".