Rare Color Blindness Affects 10% of People on 'Island of the Colorblind'

There's an island in the South Pacific where a rare and extreme type of color blindness runs rampant, but in the rest of the world, it only affects about 1 in 30,000 people.
Published: 6:43 PM PDT August 12, 2019
Updated: 1:58 PM PDT August 12, 2019