Ding, ding, ding. It is hard to see it but the tie rods snapped when he hit the curb. They are a weak point on those trucks. Even easier to happen with a diesel, which is why most guys upgrade theirs right away.
This video has been circulating on the web for a few days now. It happened in Baltimore and there should be a video of the aftermath. The Chevy guy was running his mouth about his 6.0 being able to out pull any Cummins Dodge ever made, which sadly for him was really ignorant to say.