The act took place in Huhtasuo in the early evening, the Inland Finland Police Department says. The victim has been taken to hospital.
There has been serious violence in a private apartment in Jyväskylä, said the Inland Finland Police Department On Twitter (you switch to another service) on Tuesday night.
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Police are investigating the violence in Huhtasuo, Jyväskylä, on Tuesday evening. The suspect has been arrested and the victim taken to hospital. The police request that the relevant findings be reported to the Inner Finland Police Criminal Investigation.