- 183-A cave-in occurs while you and a stranger are in a concrete room deep in a mine shaft.Before the phone goes dead,you learn the entire mine is sealed and the air hole being drilled will not reach you for 30 hours.If you both take sleeping pills form the medicine chest,the oxygen will last for only 20 hours.Both of you can't survive;alone,one of you might.After you both realize this,the stranger takes several sleeping pills,says that it is in God's hands,and falls asleep.You have a pistol;what do you do?