specific timetable for the controlled demolition, but the process will begin as soon as the site is secure. independent contractors are working to contain the demolition and to ensure that search efforts are not compromised. demolition plans were moved up amid concerns that tropical force winds could bring the building down unsafely. we are joined from surfside, florida. what more are you learning? >> reporter: there's a lot happening right now. some teams switching out. some of the florida task forces from around the state that were helping here, they are having to go home right now and prepare to help assist with elsa, the storm coming through. and then you have now other teams from out of state and federal assistance swapping in to assist. a lot happening in preparation for that storm that is now tracking like it's going to go a bit more west. so maybe not directly hitting surfside, but there's still