and had _ the ground, the collins were damaged and had signs of potential corrosion that could've contributed to this collapse — that could've contributed to this collapse. is that could've contributed to this colla se. , ., that could've contributed to this collase. , . , , ., , collapse. is that because of this maritime environment? - collapse. is that because of this maritime environment? is - collapse. is that because of this maritime environment? is at i collapse. is that because of this| maritime environment? is at the salts, there were some questions about that as well. i bells all contribute in factors?- about that as well. i bells all contribute in factors? sure. in general. _ contribute in factors? sure. in general, when _ contribute in factors? sure. in general, when they _ contribute in factors? sure. in general, when they designed l general, when they designed buildings, they design then with a very low— buildings, they design then with a very low probability of failure. in this case, — very low probability of failure. in this case, given the sudden the chair_ this case, given the sudden the chair of— this case, given the sudden the chair of collapse, we need to look at any— chair of collapse, we need to look at any factor that will explain that sudden _ at any factor that will explain that sudden failure which could come from structure. _ sudden failure which could come from structure, foundation, any damages that were _ structure, foundation, any damages that were reported as well as any accounts — that were reported as well as any accounts right before the collapse. from _ accounts right before the collapse. from a _ accounts right before the collapse. from a structural point of view, the flyer is— from a structural point of view, the flyer is made out of flat plates, and in — flyer is made out of flat plates, and in this— flyer is made out of flat plates, and in this case, it's an eight inch