LIVE: St. Patrick's Cathedral mass
Published On: Feb 28 2013 01:57:48 PM EST Updated On: Feb 28 2013 02:24:35 AM EST
2 p.m. ET: At 8 p.m. in Italy (2 p.m. ET in the United States) Pope Benedict's retirement becomes official and the papal seat will stand vacant. St. Patrick's Cathedral holds a special mass.