need ems asap. >> reporter: tonight, dramatic audio after amtrak 501 left the tracks. >> we're coming over the corner to go across the bridge and we went on the ground. >> reporter: plummeted on to an overpass and interstate 5 during morning rush hour near olympia washington. >> is everybody okay? >> i'm still figuring that out. >> reporter: police confirm multiple deaths and injuries on the high-speed train which was on its inaugural run between seattle and portland. amtrak officials tell cnn there were 78 passengers aboard, along with five crew. more than 70 people were rushed to local hospitals. witnesses describe the scene. >> we felt a little bit of a jolt and then at a certain point the -- we could hear a crumpling of the train car and we were catapulted into the seats in frontal of us. >> reporter: amtrak's ceo tells