FBI investigating cases of radical terrorists in 50 states

FILE- Cropped Photo: West Midlands Police / CC BY-SA 2.0 (MGN Online)
WASHINGTON (Sinclair Broadcast Group) - According to the Department of Homeland Security, authorities are investigating radical Islamic terrorists in all 50 states.
DHS warns the threat of terrorism has reached an all-time high with threats posed every day.
So what is the federal government doing to thwart attacks?
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