Several thousand people will gather 2000 at Arlington National Cemetery in Vietnam . Of the more than 10,000 dogs who served in Vietnam , only about 200 came home . Dogs , many of them euthanized , help to avert more than 10,000 casualties , historian estimates . In Saturday , the U.S. changed policy , setting up a military working dog adoption program .
Several thousand people will gather Saturday at a War Dog Memorial in California . Of the more than 4,000 dogs who served in Vietnam , only about 200 came home . Dogs , many of them euthanized , help to avert more than 10,000 casualties , historian estimates . In 2000 , the U.S. changed policy , setting up a military working dog adoption program .