Police in Munich, Germany  are reportedly sweeping trains for explosives shortly after they announced on Twitter that they were aware of planned terror attacks. The police said to avoid crowds and train stations, then announced they were shutting down trains. Train stations were empty.

With a population of 1.5 million, Munich is the third largest city in Germany. Munich is the capital of the German state of Barvaria.

Munich has been the site of marches and counter-protests by anti-Muslim immigration group PEGIDA. In September, the controversial group marched after winning a court battle against the city of Munich, who was trying to block their protest.

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