US President Barack Obama laid a wreath at the Tomb of the Unknowns at Arlington National Cemetery in Washington as part of the country's Veterans Day commemorations.
Obama told those gathered: "We are hear today to pledge that we will never forget the profound sacrifices that are made in our name.
"Our message to all those who have ever worn the uniform of this nation is this: We will stand by your side."
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Becoming mostly dry this morning then thundery showers developing during the afternoon.
Police have charged a 29-year-old French man with the murder of a British backpacker in Australia.
Rescuers have worked through the night in an attempt to find survivors from Wednesday's devastating earthquake in central Italy.