after a truck plowed into it crowd of people in nice. nypd officials say that attack is why they are using blocker vehicles and sand trucks. >> had the attention what's going on. not just in the city but in the nation and in the world. >> in washington d.c., hundreds of thousands of people are expected to watch fireworks at the national mall and police say they are well prepared. >> we don't talk about that specifically in public because people who may want to do harm to the district of columbia are also listening. >> that is the message please have. they say go do things with your family. have fun but if you see something out of place, say something. >> thank you. new jersey parks and beaches are closed this weekend as the state grapples with the government shutdown. governor chris christie in a standoff that the state legislature overspending. he points the finger at democrats and orders lawmakers back into session.