Caterpillar CEO: We're Pretty Optimistic About 2013

Jan. 28 (Bloomberg) -- Caterpillar Chairman and CEO Doug Oberhelman discusses the outlook for his company. He speaks on Bloomberg Television's "Street Smart." (Source: Bloomberg)

The Charlie Rose Brain Series, Year Three: Charlie Rose
17:23 - The Charlie Rose Brain Series, Year Three. In our fourth episode, we consider Sports-Induced Brain Trauma, focusing specifically on its effect on children. We are joined by Tori Belluci was an All-Met soccer player at Huntingtown High School in Maryland. She turned down a full scholarship to play soccer in college after she suffered her fifth concussion. Also joining us are Walter Koroshetz of the National Institutes of Health; Susan Margulies of the University of Pennsylvania; Thomas McCallister of the Indiana University School of Medicine; Dawn Comstock of the University of Colorado Anschutz; and Dr. Eric Kandel. He is a Nobel Laureate, a professor at Columbia University, and a Howard Hughes medical investigator. (Source: Bloomberg)
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