Marijuana legalization in Colorado is currently as close to wiping out the local black market for drugs as “Breaking Bad” is to accurately representing meth trafficking.

How might things change if we recast the villains?

Vanessa takes a trip to Colorado College to talk with Santiago Guerra, a professor of Southwest Studies and a popular course called The Drug War, about the drug trade—from its origins in cattle rustling along the U.S.-Mexico border to cocaine raids along I-25 in the wake of Amendment 64, as well as TV series like “Breaking Bad,” “The Wire,” and newcomer “The Bridge.”