
Monsignor William Lynn walks June 20, 2012, to the Criminal Justice Center in Philadelphia. Lynn is the first Roman Catholic church official in the U.S. ever charged with child endangerment, for allegedly keeping co-defendants former priest Edward V. Avery and the Rev. James J. Brennan, and other accused predators, in ministry. (Associated Press)

Monsignor William Lynn walks June 20, 2012, to the Criminal Justice Center in Philadelphia. Lynn is the first Roman Catholic church official in the U.S. ever charged with child endangerment, for allegedly keeping co-defendants former priest Edward V. Avery and the Rev. James J. Brennan, and other accused predators, in ministry. (Associated Press)

Monsignor William Lynn walks June 20, 2012, to the Criminal Justice Center in Philadelphia. Lynn is the first Roman Catholic church official in the U.S. ever charged with child endangerment, for allegedly keeping co-defendants former priest Edward V. Avery and the Rev. James J. Brennan, and other accused predators, in ministry. (Associated Press)

Monsignor William Lynn of Philadelphia (center) goes on trial Monday charged with endangering children by failing to remove accused predators from ministry. The Rev. James J. Brennan (right) also goes on trial while former priest Edward V. Avery (left) pleaded guilty last week to sex-abuse charges. (Associated Press)