How to Get Out of a Cave

John was upside down in a cave for 19 hours. Rescuers were unable to pull him out by hand because of his awkward position. They rigged up a safety rope system, but it went slack and he fell back into the tunnel. He had been stuck there nearly a full day when rescuers finally managed to free him. The rescue team tried their best to use the smallest and most agile climbers available. But as every minute passed, it became harder for john to breathe. His internal organs pressed down on his lungs, and blood pooled in his head. At one point they lowered a two ay radio so he could talk to his pregnant wife emily. When John made eye contact with