but here's what part of the report by frank moore bito revealed as outlined by "the new york times." at the ground level of the complex, vehicles can drive in next to a pool deck where residents would lounge in the sun. the report's author said in 2018 said that the waterproofing below the pool deck and entrance drive was failing, quote, causing major structural damage to the concrete structural slab below these areas. the report added that, quote, failure to replace the waterproofing in the near future will cause the extent of the concrete deterioration to spandex know nen shlly. the problem, he said, that the waterproofing was laid flat, not sloped in a way that would allow water to run off, an issue he called a major error in the original design. the replacement would be extremely expensive, he warned, and cause a major disturbance to the residents. right now, search and rescue efforts continue as at least four people are dead, dozens are believed to be buried under the rubble. let's get the very latest from cnn reporter rosa flores, who is at the scene, just north of miami beach.