Nightly News   |  April 20, 2014

Keeping up with the cheaters

Aug. 13: NBC News talks with Anthony Butch, Ph.D., a scientist at the only U.S. accredited lab for athletic drug testing, about the challenges of keeping up with cheaters.  Mara Schiavocampo reports.

Share This:

Sorry, we do not have a transcript available for this video at this time.