Berlin pool violence triggers law and order debate

Barely a week into the school summer vacation period and the German capital's open-air swimming pools have already become the political football of the day.

Following violent incidents involving dozens of youths, visitors to the city's open-air pools this week have had to show a photo ID and have their bags checked by teams of newly-hired security guards. 

The measures — including mobile police units — were introduced by Berlin's newly elected mayor Kai Wegner of the center-right Christian Democrats (CDU) in response to a series of incidents.

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