If you don't already have a carbon monoxide detector in your home, it's time to get one -- or two. As the Washington Post reports, a new law requiring the detectors goes into effect July 1 in Prince George's...

If you don't already have a carbon monoxide detector in your home, it's time to get one -- or two. As the Washington Post reports, a new law requiring the detectors goes into effect July 1 in Prince George's...