It is 9 00 a. M. And it is good to have you in on this fourth. Millions of americans are preparing for barbecues and fireworks. And Law Enforcement officials are asking you to be vigilant. If you see something, say something. An fbi bulletin warning of a possible terror attack sparked states from michigan to new york to new jersey to bring in extra Law Enforcement. New york even using spotters and snipers. There are no specific threats, thats important to say, but intelligence Officials Say there has been an increase in chatter in the days leading up to this holiday. Were covering this story from every angle this morning from Law Enforcement tracking the threat to the extra security on the streets of new york and d. C. Well begin with our coverage live at the National Mall. Reporter good morning, alison. Hundreds of thousands will come out here to the National Mall later to gather for the Fireworks Show. And why this sort of major security presence is nothing new for washington during