Optical wireless pioneer shows auto makers the light (2:09)

Jan. 4 - Scientists from the University of Warwick are undertaking research into the use of optical wireless in cars, technology that can send data signals with light. The researchers say optical wireless could replace most wiring within vehicles, providing an eco-friendly solution that cuts fuel and maintenance costs. Jim Drury reports

The Top Ten Stocks for Jan. 4

Jan. 4 (Bloomberg) -- Bloomberg’s Julie Hyman, Adam Johnson and Sara Eisen report on today’s ten most important stocks including SolarCity, Mosaic and Citigroup. (Source: Bloomberg)

Snack Pack: Gold, Yen, 10-Year Bond Yield

Jan. 4 (Bloomberg) – Bloomberg’s Stephanie Ruhle, Sheila Dharmarajan, Scarlet Fu and Dominic Chu update the top trading stories of the day. They speak on Bloomberg Television’s "Lunch Money.”