Pope John Paul letters tell of friendship with married woman

A new documentary, the subject of an upcoming PBS program, sheds light on a three-decade-long friendship between Pope John Paul II and a Polish-American philosopher, Anna Teresa Timenyeska. In this excerpt from "The Secret Letters of Pope John Paul II," researchers sift through 350 letters exchanged between the late pontiff and Timenyeska from 1973 to 2003.