Editor’s Note: Michael Brown is the global director of counter-narcotics technology at Rigaku Analytical Devices. His career as a special agent for the Drug Enforcement Administration (DEA) spanned more than 32 years and saw him involved in the interdiction of multi-ton amounts of marijuana in the United States and overseas. Most recently he was the DEA Headquarters staff coordinator for the Office of Foreign Operations for the Middle East-Europe-Afghanistan-India. The views expressed in this commentary are his own. Read more opinionat CNN.