Why animal groups pushed for circus elephant retirement

Aired: 3/5/2015 | 0:03:31 | Clip
Starting in 2018, elephants will no longer be a part of the circus under the Ringling Bros. and Barnum & Bailey big top. The company is giving up the fight with animal rights groups who have criticized elephant training practices as cruel. Gwen Ifill speaks with Wayne Pacelle of the Humane Society about the significance of this move and who else played a role in the Ringling Bros. decision.

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