What is the name of the French folktale that the serial killer covered by Webb Miller is said to have been a real-life version of? 
Webb Miller (journalist):  He was nominated for the Pulitzer Prize for his coverage of the execution of the French serial killer Henri Désiré Landru ("Bluebeard") in 1922. Henri Désiré Landru: Henri Désiré Landru (April 12, 1869 – February 25, 1922) (] ) was a French serial killer and real-life "Bluebeard".
Bluebeard