DC gym shooter's prior mold complaint foreshadows attack; one dead, four wounded

A gunman opened fire at a Washington DC gym, killing one and injuring four. Months earlier, the shooter, Dr. Matt Lambert, had given an ominous quote to a reporter about mold issues, suggesting a possible grievance motive. The attack is an isolated incident, but the premeditated nature and prior warning signs raise questions about missed intervention opportunities.

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