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A scene from the marathon. Photo: Christophe Gateau / AFP via Getty Images.
German authorities said six people have been detained due to their alleged involvement in a plot to attack Berlin's half-marathon, which took place Sunday, using knives, AP reports.
The details: The six individuals are reportedly cooperating with prosecutors, and "[t]he main suspect allegedly knew Anis Amri, a Tunisian who killed 12 people and injured dozens more when he drove a truck into a Christmas market in Berlin in December 2016."