A gunman is murdering uniformed police officers, and warns that there will be further shootings unless his terms are met. Luther is determined to flush out the killer. Luther, watch tonight at 10pm or stream now: www.knowledge.ca/program/luther | Knowledge Network

"Before the question of indulgences arose, there arose the question of Luther's own tormented conscience. He says in one place that it wasn't reading or studying, it was his own depressive conscience that led him to his theological conclusions." - Dr. David Anders, former Calvinist Learn the truth about what drove Martin Luther to break away from the Catholic Church in "The 'Reformation' - Luther's Struggles" on EWTN: Tuesday, June 2 at 5:30 p.m. ET Wednesday, June 3 at 2:30 a.m. and 11 p.m. ET