hey there. i was playing walking dead season one episode 3 (video game). and there we was near to a train. in front of train there was a walker in the car and i kill him by car's door and then i just do not know what to do. i mean nothing to do i stuck in there. i have to find some note about the train but how? i would be very happy if you guys help me. please. (and by the way , sorry for bad eng)