Father Terry Rassmussen, pastor of St. Joseph in New Hope, finished reading, closed the Book of the Gospels, and stepped away from the ambo. From the congregation, Ginny Untiedt stepped forward. Clad in a white robe, Untiedt bowed as Father Rassmussen laid his hands on her head and blessed her. She looked up, walked to the ambo and began preaching for the last time.As many as 29 parishes in the Archdiocese of St. Paul and Minneapolis have used lay preachers at Mass during the past 25 years. In January, however, Archbishop Harry Flynn instructed pastors to discontinue the practice. He...