In Argentina, freedom still distant for Sandra the orangutan

A sign outside Sandra's cage explains that "orangutan" comes from the Malay expression for "person of the forest." But she remains in a concrete cell in Buenos Aires and may never see the rainforests of her ancestors.

Sandra's release seemed imminent after an Argentine court said in 2014 that she was entitled to some legal rights enjoyed by humans in a landmark ruling. It seemed even nearer when the 140-year-old zoo where Sandra has lived for most of her life closed its doors this year and officials announced that hundreds of its animals would be set free as it transformed into a park.

But now the judge who fought to free the 32-year-old orangutan is...