Father Raphael Nguyen was persecuted, imprisoned and tortured in Vietnam, but he fled to the United States after the fall of Saigon to communism. Read about his story and God's call to the priesthood in this article from the National Catholic Register.
They call it a spirituality year - time away from study and distractions that helps prepare men for the priesthood. This article from Catholic News Agency explains.
In this uplifting article from National Catholic Register, Seminarian Chad Cheramie, Jr. tells the story of living a life of sin, and how one prayer changed the course of his life, ultimately sending him to study for the priesthood.