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The Arkema Inc. chemical plant is flooded from Tropical Storm Harvey, Wednesday, Aug. 30, 2017, in Crosby, Texas. The plant, about 25 miles (40.23 kilometers) northeast of Houston, lost power and its backup generators amid Harvey's dayslong deluge, leaving it without refrigeration for chemicals that become volatile as the temperature rises. (Godofredo A. Vasquez/Houston Chronicle via AP)
The Arkema Inc. chemical plant is flooded from Tropical Storm Harvey, Wednesday, Aug. 30, 2017, in Crosby, Texas. The plant, about 25 miles (40.23 kilometers) northeast of Houston, lost power and its backup generators amid Harvey's dayslong deluge, leaving it without refrigeration for chemicals that become volatile as the temperature rises. (Godofredo A. Vasquez/Houston Chronicle via AP)

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TX Mayor: If there's water in your home, leave

Houston officials warn that water still inside homes can prove to be a dangerous scenario for those trying to live inside. CNN's Nick Valencia reports.

TX Mayor: If there's water in your home, leave

Houston officials warn that water still inside homes can prove to be a dangerous scenario for those trying to live inside. CNN's Nick Valencia reports.