CNN Newsroom With Poppy Harlow and Jim Sciutto
Structural engineer, rick della guardia, good to have you on this morning. looking at the site prior to the demolition of the tower, you have this creaking structure above the rescue teams for sometime. they made the decision to take it down, including with the storm approaching. how important is that in your view? right? >> i think it is absolutely the right call. i think it is for the sake of the safety of not only the first responders but also for to preserve the site. that site in my opinion is hallowed ground and you don't want anything interfering with the rescue or recovery of the victi...