the nypd says it s adding more bomb-sniffing dogs and countersniper teams. but officials say they ve seen no credible threats. and if you re heading to time s square to see the ball drop, you better bundle it, it could be one of the coldest new year s eves in decades in new york city. dangerous freeze is impacting millions. we to want go straight to cnn meteorologist allison chinchar, the temperature said 15 degrees and i am a complete temperature wimp, it is cold. then i have bad news for you because it s only going to get colder. and not just for d.c., but so many areas. right now it feels like minus two in minneapolis, two in buffalo, and minus eight in boston, but we have another wave coming in. so you ll see the temperatures remain cold, in fact if you wake up tomorrow in boston, it s going to feel like minus 19, minus 8 on saturday, chicago, the temperatures are only going