holy crap that is a wierd story.
This woman probably should get that checked out. I mean usually your waste does not kill people

don't stand behind her ehh

.
I would suggest that they drop a match down there it will reduce the toxic fumes real quickly.
BTW it is truely sad that people died in this endevor. But for the second and third person to go in there is rediculous and winner of darwin award for the year.