Project aims to count Africa's shrinking elephant population

Aired: 1/16/2015 | 0:08:10 | Clip
The Great Elephant census, an ambitious two-year initiative funded by an American philanthropist, aims to count all of the elephants in Africa to save the species. But as numbers continue dwindle, due in large part to poaching, researchers -- already faced with a herculean task and countries resistant to join the census -- must first establish how many they are trying to save.