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Red flag and yellow flag quake damage explained

Red flag and yellow flag quake damage explained

Homes shifted half off their foundations, collapsed porches and significant cracks are the kinds of damage building inspectors and engineers are seeing in Napa after Sunday's earthquake. Some structures were red-tagged as unsafe to enter.

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Red flag and yellow flag quake damage explained

Homes shifted half off their foundations, collapsed porches and significant cracks are the kinds of damage building inspectors and engineers are seeing in Napa after Sunday's earthquake. Some structures were red-tagged as unsafe to enter. News10/KXTV