Nation honors war heroes on Memorial Day


President Barack Obama calls it the most wrenching decision that he's had to make — the decision to send troops into harm's way. At Arlington National.

By Charles Dharapak, AP Audience members pause after President Obama spoke at Monday's Memorial Day Observance at Arlington National Cemetery. By Charles Dharapak, AP Audience members pause after President Obama spoke at Monday's Memorial Day

Since 1868, Arlington National Cemetery has been the focal point of national Memorial Day commemorations. As the United States honors its fallen military heroes, explore eight surprising facts about one of the most sacred pieces of ground in America.

Since 1868, Arlington National Cemetery has been the focal point of national Memorial Day commemorations. As the United States honors its fallen military heroes, explore eight surprising facts about one of the most sacred pieces of ground in America.

President Barack Obama calls it the most wrenching decision that he's had to make — the decision to send troops into harm's way. At Arlington National.

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