Part of a gold and copper mine in northern Chile collapsed. Thirty- three miners were trapped 700 meters below ground. They tried to escape through the mine's ventilation system, but they couldn't. One of the miners, He persuaded the others that they should stay together as a group.
There were emergency supplies of food and water in the shelter, but only enough for two or three days. The men had to make them last much longer. They decided that they should work as a team and take decisions by majority vote.