The current standoff over Ukraine is being called the most dangerous crisis in Europe since the end of the Cold War. We update the diplomatic confrontation, hear what's happening on the ground and look at possible options for the US and Russia. Also, a new trove of data on Medicare doctors, and former President Jimmy Carter talks about women's equality.
Banner image: Pro-Russian protesters are seen through barbed wires at a barricade outside a regional government building in Donetsk April 7, 2014. Photo: Stringer/Reuters