Chicago student tackles climate change in UN conference in Dubai

A high schooler for Chicago is taking her voice of change to the United Nations Climate Change Conference in Dubai. Danica Sun, student at Illinois Mathematics and Science Academy say all hope is not lost, it's not too late to start taking care of the Earth.

Are you breaking the law if you warm up your car in your state?

While there is no national law against idling a vehicle, some states have anti-idling laws to prevent air pollution. The punishment and exact anti-idling measures vary from state to state, and even city or county, with penalties ranging from fines to written warnings.