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WASHINGTON, DC - FEBRUARY 04: Martin Shkreli, former CEO of Turing Pharmaceuticals LLC., smiles while flanked by Nancy Retzlaff, chief commercial officer for Turing Pharmaceuticals LLC., during a House Oversight and Government Reform Committee hearing on Capitol Hill, February 4, 2016 in Washington, DC. Shkreli invoked his 5th Amendment right not to testify to the committee that is examining the prescription drug market. (Photo by Mark Wilson/Getty Images) *** BESTPIX ***
WASHINGTON, DC - FEBRUARY 04: Martin Shkreli, former CEO of Turing Pharmaceuticals LLC., smiles while flanked by Nancy Retzlaff, chief commercial officer for Turing Pharmaceuticals LLC., during a House Oversight and Government Reform Committee hearing on Capitol Hill, February 4, 2016 in Washington, DC. Shkreli invoked his 5th Amendment right not to testify to the committee that is examining the prescription drug market. (Photo by Mark Wilson/Getty Images) *** BESTPIX ***

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    'Pharma Bro' Martin Shkreli smirks through hearing

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'Pharma Bro' Martin Shkreli smirks through hearing

Former Turing Pharmaceuticals CEO Martin Shkreli made waves by smirking his way through a Congressional hearing on drug prices. CNN's Clare Sebastian reports.

'Pharma Bro' Martin Shkreli smirks through hearing

Former Turing Pharmaceuticals CEO Martin Shkreli made waves by smirking his way through a Congressional hearing on drug prices. CNN's Clare Sebastian reports.