When Will the Sun Be the Motor of the World?

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Sunlight is free, and solar-power will soon be cheaper than oil, coal or natural gas — even in the United States. We hear what that could mean for current energy industries, public utilities, government regulators and the homeowners of America. Also, Israel closes a holy site as tensions mount in Jerusalem, and if you’re looking for a healthy, alternative to meat and fish, maybe it’s time to try insects.