On May 27, two trams collided in Hannover, Germany, leading to a significant emergency response. The incident occurred around midday near the Allerweg stop, resulting in both trams derailing and injuring 12 passengers. The local fire department activated the 'MANV 10' alert, indicating a mass casualty event, and dispatched 60 personnel and 24 vehicles to the scene. Of the 20 passengers on one tram, seven required hospital treatment, while the other tram's passengers were unharmed and able to disembark. The cause of the collision remains unclear, and an investigation by the police is underway. In the aftermath, Ritter-Brüning-Straße was closed, and ÜSTRA provided a rail replacement bus service for affected commuters. No details on property damage have been released yet.