A priest is stirring a bit of controversy in the U.K. over what he said in his sermon earlier this week. Rev. Tim Jones, the parish priest for Saint Lawrence and Saint Hilda in York, told his congregation that under certain circumstances it is okay to steal.

What are the biggest moral challenges we face today? We're joined by two people who have given a lot of thought to cultural challenges around the world, including poverty, racism, and the systematic oppression of women. Nick Kristof is a columnist for The New York Times, and his wife Sheryl WuDunn a former New York Times correspondent.

They are authors of the new book “Half the Sky: Turning Oppression into Opportunity for Women Worldwide,” and wrote the article in Sunday’s New York Times Magazine, "The Women's Crusade."