Who Was Hiding in the S-Bahn Tunnels at Potsdamer Platz?
With the Syrian president in town, police were on high alert – but they still didn't catch whoever was lurking in the tunnels.
Police Launch Mass Raids Over Grid Sabotage — And Remain in the Dark
Police raided 14 Berlin properties associated with Berlin's left-wing scene. But after 500 officers deployed and zero arrests, evidence seems to be thin on the ground.