Researchers found more than 40,000 tweets about tabulators in Maricopa County, Arizona, but disinformation didn't reach levels seen in 2020.

Former President Trump and his allies made spurious claims that lay the groundwork for arguing the midterm elections were rigged.

Experts and national security officials worry that lies and conspiracies about voting could cause voters to reject outcomes or spark violence.

The company insists its equipment is safe, and nobody has proof of the vulnerabilities having been used, CISA says.

Researchers shared the data to provide a more complete context about the data and questions surrounding it, they said.

An official who supported a far-right conspiracy theory previously said she would not return a piece of voting machinery to the state.