Lewiston Mayor Macdonald Clarifies
Meteorologist Dave Epstein speaks with Susan Kimball about what El Niño means for Maine.
Chicago police officer fatally shoots black teenager
President Obama expresses unity with France in a meeting with French President Francois Hollande.
If batteries can get better, cheaper and store more power, then electric cars and solar- or wind- powered homes become more viable. This solution will be one of the more hopeful aspects of United Nations climate talks that begin next week.