'We are failing the elephants'
Updated 5:08 AM ET, Sat December 31, 2016
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CNN's David McKenzie and Ingrid Formanek have reported extensively from southern Africa. Most recently, they covered the Great Elephant Census, which found these animals declined 30% between 2007 and 2014. Some 144,000 elephants disappeared during that period. This story is part of CNN's "Vanishing" series. Learn more about the sixth extinction and get involved.
Johannesburg, South Africa (CNN)The female elephant charges through shrub, ears pinned back, silent.