ABSTRACT
Bomb at Haymarket Square, Chicago, 1886 Stage 1 of the Disaster You are the police chief of a large Midwestern municipality. It is May 1, and you are concerned about a new law going into effect that will make it mandatory for all workers to work a maximum of 8 hours a day (CBS Chicago.com, 2011). You know that there are factions opposing a pro-worker rally that is scheduled to occur in your municipality for May 1 (CBS Chicago.com, 2011). You expect that events could be heated between the different factions (H2g2, 2001).
