Bishop Madden to lead Baltimore prayer walk for peace Aug. 22 August 21, 2018By Catholic Review Staff Filed Under: Feature, Local News, News Bishop Denis J. Madden, urban vicar and auxiliary bishop emeritus of Baltimore, will lead a prayer walk for peace Aug. 22 at St. Ambrose in Park Heights (4502 Park Heights Avenue). The evening will begin with a light meal at 5:30 p.m. in the parish hall. The event will end before 7:30 p.m. During the walk, participants will pray at locations that have been affected by violence. They will also pray for all those individuals who have been affected by violence and for a change of heart for those given to violence. There is ample on-street parking near the church. For more information, call the parish at 410-367-9918. For more on what happens during the bishop’s prayer walk, listen to the following broadcast of “Catholic Baltimore” with Bishop Madden: Print