WASHINGTON – The U.S. Postal Service proposed to require states to provide the names of voters who received mail-in ballots with the associated barcodes, as part of President Donald Trump’s contentious strategy to increase election security that Democrats say aims to discourage voting. The proposal May 29 came a day after U.S. District Judge Carl Nichols in Washington, DC, refused to block Trump's executive order tightening rules on mail-in voting.