The numbers are staggering: Just 100 years ago, there were 100,000 cheetahs on Earth. Now, 90 percent of these remarkable cats are gone, with human interference hastening their decline.
One woman, Laurie Marker, is at the forefront of the fight to save the world's fastest land animal.
Recently, "Nightline" travelled to the high plains of Namibia to witness first-hand the fight to preserve these remarkable cats.
It was 19 years ago that Marker moved from her native California to Namibia,...Full Story