"Fire dispatch. This is 604. We've been in a wreck. We're at 620 and Comanche Trail. We need fire, EMS and Star Flight. We ran multiple vehicles off the road." The voice on the radio message from Lake Travis fire fighters involved in a traffic mishap started off strong but got shaky when he had to add that they had hit other cars. On Thursday Lake Travis Fire Rescue released a recording of its radio transmissions that took place moments after one of its trucks crashed on Wednesday on RM 620 near Comanche Trail. Now we’re learning more about that wreck and what's being done to find the cause. An anxious Lake Travis fire fighter finds himself at the center of the investigation.