Artist With A Rare Vision Condition Sees The World Like Few Do

Some animals, like mantis shrimp and chameleons, can see more shades and colors than humans. But a few people also have this ability. They have a condition called tetrachromacy. Concetta Antico, an artist from San Diego, is one of them. Genia Dulot spoke with her about what it's like to live with vision that allows her to see millions of shades of color.