The Arizona senator makes a rather dismissive comment about the ruler of Africa's most populous country
A top adviser to the Nigerian president says the government is doing all it can to rescue the missing schoolgirls in the country's northeast
The movement draws unwelcome comparisons to Kony 2012, but others disagree.
More than 200 schoolgirls have gone missing in Nigeria for three weeks. Here's what happened.
"It's like a fairy tale, a badly written Disney fairy tale, this Nigeria rising thing."
Millions of girls are married off to adult men every year. They often face much more than you might expect.
The legislature defeated an amendment to the constitution, which currently enshrines a right for men to wed girls.
The world is poised to change dramatically over the next century, and in ways that you might not expect.
From democracy in Burma to neo-Nazism in Greece, from martyrdom in South Africa to heroism in China, the biggest stories and most compelling scenes of 2012, captured in photos.