die defiance not just from the artists involved but also the people coming here. you see it in the faces of these crowds, young girls wearing arianar yan arianna earses to enjoy the concert. thank you very much. just looking there again, those images of ariana grande going on the surprise visit to children recovering in the hospital injured in her concert two weeks ago. security and climate change, the leader of one of the greatest cities in the u.s. explains how inner connected those issues are coming in today s world and what drove the attackers last night in london and others like it. back in a moment. new bikes aren t selling guys.
i don t know if it is vandals or if it is politically motivated. regardless, however i would hope that in denver we would find folks that are more respectful. martha: police have been notified but at this point don t know who is responsible for all of this and, a mess in denver. bill: big time on the line now, upping the ante in the nuclear stand off in iran, tehran fueling up the core reactoreacty kellogg is live in london with details now, what is the significance of the step, amy. reporter: bill, interestingly enough i spoke to a major proliferation expert in london and he said it s not and acts of die defiance, it is the next step and busheir is not a proliferation risk, but what concerns proliferation experts is when busheir goes on-line next year it will be the first