The DEA has called it a “poison”, the NYPD police commissioner called it “weaponized”, and until a few years ago, it was available over the counter and was the second most abused drug among high school students after pot. What is this mystery drug that has parents, law enforcement and medical experts on high alert? The drug is Spice, also known as synthetic marijuana, K2, Moon Rocks and Black Mamba. We take an unflinching look at a drug that is wreaking havoc in communities across the country.