Multiple people have been killed in the Dutch port city of Rotterdam after two shootings at a university hospital and a home, police confirmed.
A suspect has been arrested on the helipad of the Erasmus Medical Centre, where one of the shootings took place.
The other attack took place at a nearby apartment. It is not clear if the two incidents are linked.
Police have detained a 32-year-old man and are investigating whether he was involved in both shootings.
A man wearing military clothing carrying a handgun had opened fire in a classroom at the university hospital.
Police said there were no indications of a second shooter.
The number of victims have not been announced, as Rotterdam police said they were informing family members before releasing further details.
Fires also broke out at both locations, local authorities said.
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