At This Hour With Kate Bolduan
Details about the building structural integrity from a 2018 engineers report that warned of what was described as major structural damage that required immediate repair. despite that, cnn has learned that residents were assured that the tower was in, quote, very good shape. let's begin our special coverage this hour, cnn's rosa florez has the latest on the search efforts. you're not very far away from where all of this is unfolding. update our viewers. >> reporter: well, according to the fire chief, they are using every single tool in their tool box. very aggressively. canines, cameras, sonar ...