<p>US Attorney General William Barr said on Wednesday that mail-in ballots for the November 3 election could be vulnerable to fraud, echoing an argument President Donald Trump has made to denounce the use of voting by mail.</p>.<p>"As a matter of logic it's very open to fraud and coercion. It's reckless and dangerous, and people are playing with fire," Barr said in an interview with CNN.</p>.<p>Experts say voter fraud of any kind is exceedingly rare in the United States. </p>
<p>US Attorney General William Barr said on Wednesday that mail-in ballots for the November 3 election could be vulnerable to fraud, echoing an argument President Donald Trump has made to denounce the use of voting by mail.</p>.<p>"As a matter of logic it's very open to fraud and coercion. It's reckless and dangerous, and people are playing with fire," Barr said in an interview with CNN.</p>.<p>Experts say voter fraud of any kind is exceedingly rare in the United States. </p>