Four Shelby Firefighters Killed in Explosion, May 25, 1979
Update April 11, 2019 – Though initially suspected as caused by a natural gas explosion, it was later eliminated by investigators. Instead, they suspect a backdraft caused the explosion. See the detailed OSFM retrospective below. Updated this posting headline, changing “gas explosion” to “explosion” to reflect that important clarification. This retrospective first appeared on FireNews.net …
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