Inside Dugway Proving Ground, where scientists work with the world's deadliest chemical and biological weapons in a top-secret military zone

Inside Dugway Proving Ground, where scientists work with the world's deadliest chemical and biological weapons in a top-secret military zone

A technician puts on a gas mask as he prepares for a chemical test in Dugway Proving Ground in 2017.George Frey/Getty Images <ul> <li>Dugway Proving Ground is a sprawling army base in remote Utah.</… [+12975 chars]

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