Northern California pot growers bomb a car and a bus, then take over Shasta Dam in a bid to free an imprisoned comrade. It sounds like the plot to a very cheesy Grade-B thriller, but it was actually the premise for a day-long terrorist attack drill conducted by 20 state, local, and federal law enforcement agencies Wednesday.

USNORTHCOM has admitted that they are preparing military operations within the United States. This is the first time in history this has been done and they will be working with DHS, state and local law enforcement on U.S. soil.