Chicago Police Supt. Garry McCarthy talks about stronger gun laws at the police station at 51st & Wentworth on April 14. | Brian Jackson/Sun-Times
Memo to detractors giving Mayor Rahm Emanuel's plan to provide air conditioning for every Chicago Public School classroom the cold shoulder: Ya gotta be kidding! It’s too expensive, you say? What price does one put on the life of a child when hot weather fuels violence? What price is too high to for preventing a child from getting killed?