Several polling stations in the swing state of Georgia closed temporarily on Tuesday to investigate bomb threats, as the FBI warned of similar threats from “Russian email domains” at voting sites across the US.

Federal officials say the false threats follow bogus fraud claims and won’t threaten the orderly voting process.

Several non-credible bomb threats that briefly disrupted voting at several Georgia polling places originated from Russia, Georgia Secretary of State Brad Raffensperger told reporters Tuesday.

As millions of voters head down to cast their ballot for the White House and members of Congress, officials across the country are rapidly grappling with bomb threats, disinformation campaigns,