Sometimes attribution takes years. Not this time.

The allegation marks a quick turnaround for U.S. national security officials after voters reported a series of odd messages.

Democratic senators want Treasury Secretary Steven Mnuchin to sanction "individuals, entities and governmental actors" involved in efforts to interfere in the 2020 race.

There's a partisan fight over election security material as U.S. officials warn that Russia is once again interfering in the electoral process.

Bill Evanina of the Office of the Director of National Intelligence says those three countries appear to be jumping into the game, along with Russia, China and Iran.

After the 2016 election, the FBI set up a task force on foreign influence. But senators said more needs to be done.