There have been clashes between groups of refugees at a migrant shelter at Kassel-Calden's disused airport in northern Germany. Police said there was a dispute in the canteen.

The clashes lasted for several hours. They appear to have followed an argument between a youth and an elderly resident of the temporary migrant center on the site of a former airport at Kassel-Calden in northern Germany on Sunday afternoon.

Police said arguments have often broken out before but that this time there was a physical confrontation between one group of about 300 and another of 70 people.

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