Black mold’s potential link to fatal DC shooting: What to know

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Matt Lambert, who on Thursday allegedly shot five people in his Washington condominium complex, cited black mold exposure as a justification for the violent attack.

Lambert, an emergency medicine physician turned healthcare IT executive, was engaged in a legal battle with the Metropole Condominium Association and the building’s property manager over severe black mold damage and a rodent infestation, among other problems, that had made his dwelling untenable, according to authorities and reports.

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