Oxfam

Meat-processing employs more than a half-million people. An investigation found they've got some of the most dangerous factory jobs in America and suffer from injury, low pay and lack of work breaks.

It's a shocking statistic about global inequality that's made worldwide headlines. But some economists don't think it tells the whole story.

Duncan Green, a 35-year veteran of social justice and the author of a new book called 'How Change Happens,' says the real work happens after a protest.

Last year, Oxfam said the world's richest 62 people had as much money as the poorest 3.6 billion. Turns out those numbers were wrong: The richest nine people had as much wealth as half the planet.

How fast can you vaccinate a goat? That's one of the challenges in "Female Food Heroes," a contest in Tanzania, Nigeria and Ethiopia.