FBI Conducting Tests on Obama Letter, Carney Says

April 17 (Bloomberg) -- White House Press Secretary Jay Carney talks about a letter addressed to President Barack Obama containing a substance that the FBI said was positive for the poison ricin in preliminary testing. The letter was intercepted before reaching the White House. Carney also discusses the Boston Marathon bombings and Obama’s bid for new gun-control measures. (Source: Bloomberg)

Google Search: Crystal Ball for Election Results?
33:26 - Khosla Ventures partner Keith Rabois, Braintree head of commerce Harper Reed and Bloomberg’s Tim Higgins discuss how campaigns can use Google search data with Emily Chang on “Bloomberg West.” (Source: Bloomberg)
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