Days before Iowa building collapsed, engineers warned it may fall apart - NBC information

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Days earlier than Iowa building collapsed, engineers warned it might fall apart  NBC news

Davenport officers: three remain unaccounted for after partial condominium cave in  KCCI

Residents of collapsed Iowa constructing have been allowed to live as stories mentioned crumbling wall  Yahoo news

Why did the Davenport condo building cave in?  Quad-city instances

three men continue to be lacking days after apartments collapsed. whereas households agonize, officers rethink demolition plans for the 'moving' building  CNN