Motorbike gang run down a supply truck on the freeway.
From the opening monologue (Mad Max 2)
Their world crumbled. Cities exploded — a whirlwind of looting, a firestorm of fear. Men began to feed on men.
On the roads it was a white-line nightmare. Only those mobile enough to scavenge, brutal enough to pillage would survive. The gangs took over the highways, ready to wage war for a tank of juice, and in this maelstrom of decay ordinary men were battered and smashed
Guzzaline Battles in Mexico