The longest delay on a motorway I've ever had (get out of the car, walk the dog, hang around for a couple of hours in 32C degree heat) was a case of a driver of

The longest delay on a motorway I've ever had (get out of the car, walk the dog, hang around for a couple of hours in 32C degree heat) was a case of a driver of a small car having a heart attack, slamming on the brakes, and getting rear-ended. The car ended up half it's length.