The Department of Homeland Security has issued a bulletin warning of violence from extremist groups in the U.S., and it could come at any time over the next few weeks; CBS2's Dick Brennan reports.
Domestic terror: Disavowed 2009 DHS warning now rings true
Bleacher Report AOL
When then-DHS analyst Daryl Johnson warned in 2009 about domestic extremist violence, he was criticized, and his report was..
