in uniform, plain clothed. what are they doing and patrolling for in. >> behind the scenes every time something happens we develop best practices based on the last incident. >> the chelsea attack. don and i were live on the air and these homemade bombs in these bags. how does that change how they will protect us tomorrow night? >> we look at more things with more eyes and we train our officers to be prepared and aware and cognizant and we train the public to give us that extra layer of protection and we hope for the best. we plan for the worst and hope for the best. >> thank you. >> people will be out not just in times square, but all over the world this coming new year's eve. hundreds of new state laws take effect on new year's eve or on new year and as we ring in the new year our legal maven we will call him, jeffrey toobin tells us what you need to know for 2017. if you're told you have cancer,