Pope Francis greets Cardinal Beniamino Stella, prefect of the Congregation for Clergy, during an audience with participants in the plenary assembly of the Congregation for Clergy at the Vatican in this June 1, 2017, file photo. Stella will reach the mandatory retirement age of 80 Aug. 18. Pope Francis has asked an Italian bishop to conduct an official visit at the congregation in advance of Stella's retirement and the naming of a new prefect. (CNS/L'Osservatore Romano)