Add eco-terrorism to list of threats faced by Americans

In August, radical environmentalists apparently burned down an apartment complex under construction in San Diego, California.
A couple weeks later, eco-terrorists attacked four SUV dealerships in West Covina, another Southern California suburb. Federal agents have arrested a 25-year-old member of a co-op supposedly dedicated to peace and environmentalism for the latter crime.
These attacks were likely perpetrated by the Environmental Liberation Front, which has boasted of committing arson and bombings. Early last year ELF issued "an open call for direct action." It later took responsibility for torching a Forest Service lab in Pennsylvania...