German police are responding to reports of an armed woman in a job centre, according to local media reports.
Police have cordoned off the building in the Sulz area of Cologne and staff have been told to stay in their offices.
A police spokesman said that they had just detained a suspect on another matter at the employment agency when witnesses said they had seen an armed woman walking around in the building.
Police presence in Cologne-Sülz next to the labour office as local @express24 reports of a person seen with a gun. pic.twitter.com/lrSR4ppWra
— Felix Tamsut (@ftamsut) July 28, 2016
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