that we ll have here again is the new york city police department is one of the most sophisticated and experienced in the nation. you say the same thing for washington, d.c. as well. you re worried about philly. hopefully philly will put all their resources there, but i don t think they have the experience of dealing with these types of numbers. not that i know of. here in new york we had the ability to work seamlessly with the secret service, fbi, nypd. and you saw this great coordination where they looked at threats and looked at the parade routes and what were people going to be able to get next to him. but look at him in this crowd. this was just of two years ago when he was in rio in the middle of the throngs of people who all just want to reach out and touch him. it has to be impossible to know who is in the crowds, who wants to jump in, how do you safeguard him? it s all layers of protection. you re trying to do a 360-arc of