Firefighters in Chicago yesterday hosed down a truck that had spilled chemicals on the Dan Ryan Expressway. The truck, which was carrying a flammable chemical used in making rubber products, spilled the substance under an overpass. The truck's driver suffered minor injuries, and six firefighters were treated for heat exhaustion. (Photo: Jean Lachat/Chicago Sun-Times, via Associated Press)

(New York Times, August 9 2001)