In many societies today, the utterance of a simple phrase, "I am a Christian," is a crime punishable by death. So widespread is this persecution that Pope Francis called it a "third world war, waged piecemeal ]]a form of genocide." In "To the Martyrs: A Reflection on the Supreme Christian Witness," Cardinal Donald Wuerl urges solidarity with today's persecuted Christians and recounts the recurrence of martyrdom throughout Church history. His Eminence's...