 When they reached the bridge, the prisoners were thrown over the parapet of the bridge; one of the airmen was killed by the fall and the two others were killed by members of the crowd.The use of the JCE as an actual criminal investigation and prosecution theory first appeared at the ICTY through a written proposal to Chief Prosecutor Carla Del Ponte, which was developed and authored by American prosecutor Dermot Groome, at the time the legal officer for the Bosnia case, and American Investigator John Cencich, head of the Milosevic investigation for crimes alleged to have been committed in Croatia.Cencich provides an in-depth look at the actual development of the investigation and prosecution theory of the JCE in his doctoral dissertation at the University of Notre Dame, in the International Criminal Justice Review, and his book, "The Devil's Garden