Authorities slowly moving 6 million pounds of explosives improperly stored at a munitions recycling facility feared a chain reaction blast could have spread because corridors connecting storage buildings were packed with explosive materials, the sheriff of the threatened area said Tuesday. A voluntary evacuation order for Doyline, a town of 800 people near the site and about 25 miles east of Shreveport, was expected to remain in effect until at least Friday as the material was moved to a safer location elsewhere on the sprawling Camp Minden grounds.
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