U.S. cardinal says Holy Door leads to mercy [VIDEO] By Catholic News Service - Dec 11, 2015 U.S. Catholics begin walking through American Holy Doors as the Year of Mercy begins. Join Catholics throughout the Diocese of Phoenix for the opening of the Holy Doors Dec. 13 in Phoenix and Sedona. Share this:TweetEmail RELATED ARTICLESMORE FROM AUTHOR FEATURED Space Force Colonel Mike Hopkins recounts venturing into the void with the Eucharist FEATURED National Eucharistic Congress challenges attendees to evangelize, ‘go out’ FEATURED Day 4: Tens of thousands fill streets of Indianapolis for Eucharistic procession FEATURED Day 3: Eucharist Congress provokes joy, tears, amazement FEATURED Day 2: Massive crowd takes in Fr. Mike Schmitz, Floriani music at Eucharistic Congress