The war in Afghanistan has been stained by another atrocity, with another American soldier accused of brutally murdering helpless civilians. We learn more about Sergeant Robert Bales today, the strains of combat and the prospects for justice. Also, a new GOP budget that may not sit well with Republicans, and a neighborhood watch volunteer shoots an unarmed black teenager to death. Will Florida's "stand your ground" law prevent prosecution?
Banner image: An Afghan elder (R) talks during Afghan President Hamid Karzai's meeting with relatives of the Kandahar incident victims at the Presidential Palace in Kabul on March 16, 2012. Photo by Massoud Hossaini/AFP/Getty Images