U.S. Marines pay their final respects at a memorial service for 1st Marine Division Combat Photographer Cpl. William Salazar, 26, of Las Vegas, NV, at Camp Blue Diamond, on the outskirts of Ramadi, Iraq. (AP Photo/Jim MacMillan)

WATCH: U.S. Accused Of Hiding Chemical Weapons Exposure To Its Own Troops

The soldiers were quoted by the Times saying they were told to keep their discovery secret. As a result, they were denied proper medical treatment and the Purple Heart which soldiers receive when wounded on the battlefield.

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