City to level 5 sites to clear O'Hare runway for takeoff (Chicago Sun-Times)
Five buildings in Des Plaines will be torn down this week to make way for a new O'Hare Airport runway that federal officials haven't given Chicago leaders the approval to build.

STORE (Ergonomics Today)
Summer heat settles on most of the northern hemisphere about the end of May. It is an ergonomic issue in workplaces because overheating diminishes comfort, efficiency and safety. For firefighters, the summer heat can be deadly.