What's in the air

What's in the air
http://www.wthr.com/story/13966870/whats-in-the-air

"An Eyewitness News investigation finds thousands of Indiana children attend schools plagued by poor indoor air quality. Fueled by a lack of resources, a lack of knowledge and a lack of interest, many schools and government agencies fail to detect and correct school air problems that can impact students' health and their ability to learn."