The content originally appeared on: CNN Witnesses say the suspect was wearing a costume that appeared to depict the character of the Joker from the Batman franchise. At least one passenger - a man in his 70s - is in critical condition after being stabbed in the chest, police said. Cell phone footage showed chaotic scenes from inside the train as the attack unfolded on the Keio line. In the video, passengers can be seen running through a train carriage […]
