Separately reported bomb-threat incidents in Michigan also were determined ... a possible prelude to challenges after Election Day. In Georgia, a federal judge rejected as “frivolous” a last-minute effort by Republicans to challenge Atlanta-area ...

And the FBI warned that faked video clips were circulating on the internet telling Americans to “vote remotely” because of a terrorist threat.

A Georgia poll worker was arrested and charged with mailing a bomb threat to election workers on Monday, the Department of Justice announced. The big picture: The arrest comes as police step up security around the White House and Vice President Harris' residence in D.