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Science, Tech & Environment

Wind-up lights in Africa

More than a half a billion people in Sub-Saharan Africa don't have access to electricity. But now, a non-profit organization that has had success with its wind-up radio is using the same technology to turn on the lights. The World's Clark Boyd reports.

Sports

Baseball in Africa

Darrell Harvey reports from Ghana on efforts to take baseball to Africa, where Major League Baseball hopes to find new fans on the continent -- and perhaps a new source of talent.