In the officially secular nation of France, will the elections become a fight over Muslim piety? Religion is never far from the surface of French politics, but it's often dressed up as a debate over immigration. 

It captivated America and much of the world. In 1993, a 51 day stand-off in Waco, Texas, between the FBI and a religious cult known as the Branch Davidians came, literally, to a fiery end. Those who died became martyrs — but martyrs to whom?