The FBI executed a search warrant Wednesday at an elections office in Fulton County, Georgia, seeking to take ballots in an investigation that a source told CBS News is linked to the 2020 presidential election.

FBI agents executed a search warrant Wednesday at the Fulton County elections office in Georgia.

The warrant sought “a number of records” related to the election Mr. Trump lost — including all “physical ballots from the 2020 general election” in the county, according to a copy of the warrant view...