Boom or Bust: BioGen, Ralph Lauren, Caterpillar

April 22 (Bloomberg) -- On today's "Boom or Bust," Adam Johnson, Sheila Dharmarajan and Matt Miller look at stocks and news that are moving. They speak on Bloomberg Television's "Lunch Money.” (Source: Bloomberg)
Aetna to Buy Humana for $37 Billion
44:09 - Bloomberg's Francine Lacqua and Manus Cranny report on today's "Top Headlines." They speak on Bloomberg Television's "The Pulse." (Source: Bloomberg)
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