This weekend on Fox Files, Heather Nauert explores a deadly drug called “Spice.” The synthetic marijuana is often sold in gas stations and convenience stores, marketed as a cheap high. Users are filling hospital emergency rooms across the country suffering from seizures, paranoia and cardiac arrest. 

In the sneak peek above, Nauert goes on a raid to see how law enforcement is battling the menace.

Tune in to Fox Files Saturday at 10p ET

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