One too many pot holes
Looks like a tie rod broke. Maybe the bolt just came apart?
When that happens in this part of the world and those type of roads,rest assure it's broken,luckily it seems he was going over a curve and most have not been going to fast,incident like this at high speed can result in death.
If you hit a man over the head with a fish, he'll have a headache for a day. But if you teach a man to hit himself over the head with a fish, he'll have headaches for the rest of his life.