carrying packages. in masks. this is one of the scarier times in our year. how does law enforcement handle itself? >> i want to focus this a little bit for you, the audience and certainly new yorkers. these bombs and parcels are very small. they can kill you if you open it and it's a foot ahead of your chest. >> that's how we open our mail, jim. >> no, that's what i'm saying. but it's not going to kill anyone on street who's running away. one thing to get in your mind is this is a targeted bomb. this is not a massive car bomb placed in the street that can kill people for blocks.