WASHINGTON, DC (WJZ) — This Memorial Day weekend, visitors in the nation’s capital have a bright red reminder of those who have given the ultimate sacrifice for their country.

645,000 poppies adorn a wall of the National Mall.

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Each synthetic flower commemorates the men and women who have died in uniform since World War I.

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It’s the second year of the exhibit.

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The poppy is a symbol of remembrance and has been used since 1921 to commemorate those who died in war.