Austin police are investigating a weekend traffic accident that killed three people after their car fell off the East Ben White Boulevard overpass. Officers say two cars collided on East Ben White westbound near Burleson Road before 3 a.m. on Sunday. One of the cars crashed through a barrier, fell more than 20-feet to the feeder road below, and caught on fire. Austin Travis County EMS pronounced two men in the car dead, along with a third one who was found nearby. The people in the other car were treated for minor injuries at the scene.