Archbishop William E. Lori celebrates special Mass in honor of St. Peter Claver September 13, 2020By Archdiocese of Baltimore Filed Under: Archbishop's Ministry, Feature, Video In honor of St. Peter Claver, the patron saint of racial justice whose feast is in September, Archbishop William E. Lori will celebrate the 10 a.m. Sept. 13 Mass at St. Peter Claver Church in West Baltimore. He will preach on the theme of racial justice. Watch a livestream of the Mass below: Print