U.S. to use Facebook, Twitter to issue terror alerts
April 7, 2011 - 10:11 am
WASHINGTON -- The U.S. government's new system to replace the five color-coded terror alerts will have two levels of warnings - elevated and imminent - that will be relayed to the public only under certain circumstances for limited periods of time, sometimes using Facebook and Twitter, according to a draft Homeland Security Department plan obtained by The Associated Press.