so it was working with the community that was there at montserrat last about half its population duringt period so the lesson for me really was that we have to start using our science early enough to help communities who are facing these kind of issues both volcanoes and even now, more so with climate change. >> of course. >> and the science being able to try and get in and find as much as we can the warning signs to be as prepared as ball that's when tragedy like this happen, happens, dr. deborah brazi and i really appreciate you being here. thank you for telling your story as well thank you for having me. of course and for everyone else, violent earth with liev schreiber, a new episode airs tonight at nine eastern and pacific only on cnn still ahead for us, breaking news in russia, nine people are dead, including a priest and six law enforcement officers after attacks on synagogues and a church authorities are investigating what they call coordinated the attacks by militants. you're in the cnn newsroom this was a secret war, secrets and spies tonight at ten on cnn you know what's bril