Rear cam showing the truck speeding towards the accident:
1:00 mark:
https://www.youtube.com/watch?v=P3GCJHJoB0c&feature=youtu.be
Looks like the turd hit and bounced-off the median guardrail about 10 seconds prior
Wow. Since this was the interstate you have to figure the flow of traffic was going 60-70 mph and he literally passed them like they were standing still. He had to be going 100+ mph.
Whole lotta folks camping in the fast lane....