In the greater Toulouse, France, area including Montauban, a French paratrooper, Mohamed Merah, of North African descent was murdered on March 11, 2012. Two more French paratroopers, again of North African descent, were murdered on March 15. On March 19, a teacher and three children were murdered in a single attack at a Jewish school. What events would be most accurately associated with the murdersthe event of interest? A hypothesis quickly arose that all were killed by the same individual. This proved to be the case.