A Florida man, who is a convicted murderer, was sentenced to 5 years and 10 months in federal prison for unlawfully possessing an unregistered destructive device.
William Earl Siebert, 47 of Cape Coral pleaded guilty on June 16, 2022.
According to court documents, on August 27, 2019, Siebert was arrested for driving under the influence following a single-vehicle traffic accident on Del Prado Boulevard in Cape Coral.
Later, when his vehicle was searched, officers found a pipe bomb attached to a yard-stake timer, which contained a quantity of explosive powder and an assortment of shrapnel.
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Court records showed that Siebert had previously been convicted of second-degree murder and served a 25-year state prison sentence in connection with that case.
This case was investigated by the Bureau of Alcohol, Tobacco, Firearms and Explosives, the Lee County Sheriff’s Office, and the Cape Coral Police Department.