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u.s. army corps of engineers

Credit: Courtesy Zach Ammerman

Canisters in Fort Totten were WWI munitions, similar to chemical weapons in Spring Valley cleanup

DC-area water system starting ‘spring cleaning’ early

Repairs to begin on Tidal Basin flood gates

Judge: Dakota Access line can stay open pending Corps review

Arlington National Cemetery plans 70-acre expansion

WWI munitions cleanup on hold, Army to check under AU president’s home