Sweet Potatoes Save the Day

The holiday favorite is being credited with saving lives around the world.
1:45 | 11/24/11

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Transcript for Sweet Potatoes Save the Day
News tonight about a staple of our Thanksgiving meal to sweet potato. It turns out the orange flesh on the inside of that data was being credited with preventing blindness and actually saving thousands of lives ABC's doctor Richard -- In West Africa. And rural West Africa good reason to give thing. Not turkeys -- cranberries. But in new crop in the village's -- on earth in Orange sweet -- -- feast too sweet potatoes with the same this native ones when you cut it open. Is white inside. This -- new -- that was introduced its is orange. Color makes all the difference. That's because the orange means it has -- care to which your body turns into vitamin -- Without enough vitamin -- -- can go blind even gone. Pregnant -- super -- Orange vs white. How did you all figure this out I came across these light sweet potatoes -- -- what is this because for an American. When even though as -- sweet potato. This be a great way by just changing. Vitamin content these victims to -- -- a lot more vitamin people's diets. If so scientists from Helen Keller international deep African -- a new hybrid sweet potatoes. African but Norwich. The results room. -- electorate went. I mean killer by eliminating -- question. Communities. She says it gives us the vitamins we need to fight off disease. Believe their three children have no complaints well thankfully -- -- crop credit garden. A little bit of -- health revolution with nothing other than a vegetable with a different colors really good. Doctor Richard messrs. ABC news for -- -- West Africa.

This transcript has been automatically generated and may not be 100% accurate.

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