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This photo provided by Ryan Meador shows an explosion at The Williams Companies Inc. plant in the Ascension Parish town of Geismar La., Thursday, June 13, 2013. The fire broke out Thursday morning at the plant, which the company's website says puts out about 1.3 billion pounds of ethylene and 90 million pounds of polymer grade propylene a year. (AP Photo/Ryan Meador)

Chemical plant explosion in Louisiana

An explosion and fire broke out at the William Olefins plant, about twenty miles southeast of Baton Rouge, in Geismer, La., on Thursday, June 13. At least one person is dead and dozens were injured.