Add Yahoo as a preferred source to see more of our stories on Google. The Pennsylvania Capitol in Harrisburg was evacuated Saturday following an emailed bomb threat. Here’s what we know about the ...

The Iowa Army Ammunition Plant will store highly explosive lead azide in secure underground magazines after a 2 1/2-week closure for a safety review.

The Iowa Army Ammunition Plant in southeast Iowa will reopen on Monday, March 30, after having been closed down since March 12 to review and ensure safe storage of highly explosive lead azide. “The ...

The Iowa Army Ammunition Plant in southeast Iowa remains temporarily shut down amid efforts to safely remove highly explosive lead azide. Lead azide is a chemical compound used in munitions production ...

The Iowa Army Ammunition Plant reopened March 30 after a safety pause and is now seeking a permit to store lead azide classified as hazardous waste.

The plant's temporary pause began on March 12 while experts conducted a review of safety and storage of lead azide.

The Iowa Army Ammunition Plant announced Wednesday it is taking proactive measures to ensure the continued safety of its workforce and the local community by seeking a permit for the ...

The Iowa Army Ammunition Plant shared Wednesday that it is securely storing explosive materials and is working with the EPA ...

The threat came in an email sent to several hundred people in the capitol Saturday evening, according to multiple published reports. The email warned of “highly lethal lead azide devices” around the ...

Closed for more than two weeks in March because of concerns about stockpiles of highly explosive lead azide, the since-reopened Iowa Army Ammunition Plant in southeast Iowa now will store the material ...