San Diego's power company has restored power to all of its customers. Thursday afternoon, more than 4 million people in the Southwestern U.S. and parts of Mexico lost electricity. Arizona Public Service Company says the outage occurred after an electrical worker mistakenly removed a piece of monitoring equipment at a substation in southwest Arizona.
Scientists analyze patterns in all areas of life, from weather to health, to help predict outcomes. Journalist Sasha Issenberg examines how political scientists employed by the Texas gubernatorial campaign of Rick Perry in 2006 helped him strategize through testing random samples of voters. Robert Siegel talks with Issenberg about this approach — and how it shaped Perry's subsequent campaigns.
While President Obama's speech Thursday night focused on jobs, the president also touched on homeownership. The president talked about helping people refinance mortgages, in turn putting more money in families' pockets. Robert Siegel speaks with Secretary of Housing and Urban Development Shaun Donovan about what the president has in mind.