Responsibility and says theres other devices hidden on trains. Our reporter in london tonight. In london today from every direction First Responders swarming to the scene during rush hour attack and a all out man hunt for whoever put the homemade explosive on the car, ruthlessly targeted passengers going to work and children going to school. Within three seconds of the doors closing we heard the explosion. I saw the fire ball towards my side. Then panic, as people desperately try to escape. There was a lady saying im pregnant. A little boys face was smacked into the step. There were layers of people screaming. People were getting crushed. We were trampling each other. Was every man for himself. On the platform chaos, confusion, but towards the back of the train hushed passengers move out single file across the tracks as merjs Emergency Responders tend to the injured. One womans legs were badly burned, wrapped in plastic and hair quite charred. Police say the bomb didnt fully detonate o