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US postal workers union endorses Obama
US Democratic White House hopeful Barack Obama on Wednesday won the endorsement of the country's largest postal workers union in a fresh boost to his 2008 nomination race against rival Hillary Clinton.
"Senator Obama's message is one of hope and change," American Postal Workers Union (APWU) president William Burrus said in a statement.
"We believe he will be a president who will strongly represent the interests of working Americans," he added.
The union represents more than 300,000 postal employees and retirees.
The support follows last week's endorsement of Obama by the National Union of Hospital and Health Care Employees......