Former WH drug policy advisor: Mass commercialization and promotion of marijuana isn't a good thing

Kevin Sabet, Smart Approaches to Marijuana CEO, former White House drug policy advisor and ‘One Nation Under Influence’ author, joins 'Squawk Box' to discuss President Trump's executive order to reclassify marijuana from a Schedule 1 to a Schedule 3 drug, the dangers of today's marijuana, impact on the broader legalization process, and more.