Video on
msnbc.com: CNBC
contributor Herb
Greenberg
discusses investor
Bill Ackman's
presentation on
Herbalife and
whether he
overhyped the
marke
(more)
Video on msnbc.com: CNBC contributor Herb Greenberg discusses investor Bill Ackman's presentation on Herbalife and whether he overhyped the marketing company's downfall.