Comments before a House subcommittee by representatives from the Departments of Justice and Homeland Security underscored the challenges for federal and state governments in trying to ward off interference from Russia and other countries in the 2020 election.
The Democratic National Committee says it has thwarted an attempt to hack its database that houses information on tens of millions of voters across the country.
Hackers hounded the Democratic Party into the final days of the 2016 election, breaking into a server carrying critical voter data, according to a book published Tuesday.