ameneon
Contributor
The diver got his foot stuck in a pipe and could not get loose. There was several rescue attempts by a professional rescue team without success. He was alive for more than two days, but the third he stopped breathing. Then they sawed his fot off and pulled him out...
Image from cdiver.net:
Sources:
Foot-stuck-in-four-inch-pipe-for-two-days-hope-of-dam-diver-survival-fades
Leg-sawed-off-diver-body-pulled-out
What a horrible way to die...
Image from cdiver.net:

Sources:
Foot-stuck-in-four-inch-pipe-for-two-days-hope-of-dam-diver-survival-fades
Leg-sawed-off-diver-body-pulled-out
What a horrible way to die...