President Obama delivered an emotional tribute last night to the victims of Saturday's shooting in Tucson. Will he succeed in changing the tone of America's public discourse? Also, the rising foreclosure rate, and cables released by WikiLeaks portray Iran's President Ahmadinejad not as a hard liner but a progressive reformer.
Banner image: President Barack Obama and First Lady Michelle Obama arrive for the memorial event "Together We Thrive: Tucson and America" at the McKale Memorial Center in Tucson, Arizona, on January 12, 2011. Photo: Jewel Samad/AFP/Getty Images