McCarrick, Mary, and JPII

McCarrick was skilled at deflecting rumors — which is all that there were until after he was appointed archbishop of Washington. But why did he earn the papal favor of St. John Paul II to get the appointment to Washington in the first place? Part of the reason he was able to delay his day of reckoning was because he was held in good esteem and elevated to the highest offices. Why? What was it about McCarrick that attracted favorable attention under John Paul?