When the elections clerk in Wisconsin’s heavily Democratic capital city of Madison announced on Monday that duplicate absentee ballots had mistakenly been sent to around 2,000 voters, it ignited concerns about election integrity from a Republican congressman and others on the right.

The Wisconsin Supreme Court ruled Friday that Robert F. Kennedy Jr.'s name will remain on the state's presidential ballot, upholding a lower court's ruling that candidates can only be removed from the ballot if they die.

Independent presidential candidate Robert F. Kennedy, Jr. will be listed on Wisconsin voters' ballots after he tried to get courts to remove it.

Officials in Wisconsin have apologized after more than 2,000 voters in the state's capital city received duplicate absentee ballots in the mail. "This was a mistake," Madison city spokesperson Dylan Brogan said,

MADISON, Wis. (AP) — The Wisconsin Supreme Court ruled Friday that Robert F. Kennedy Jr.'s name will remain on the state's presidential ballot, upholding a lower court's ruling that candidates can only be removed from the ballot if they die.

Gwen Waltz's visit to Wisconsin came after surrogates for former President Donald Trump's campaign wrapped up a three-day bus tour in the state.

The change comes as the former president has faced heightened threats in recent months. He was wounded in an assassination attempt at an outdoor rally in Pennsylvania in July, and Secret Service agents this month stopped a second apparent attempt on Trump’s life at his golf course in Florida.

Do Something, a national nonprofit, is hosting a series of voter registration events with giveaways and celebrity guests in Wisconsin.

Wausau Mayor Doug Diny put on work gloves, donned a hard hat and used a dolly to cart away a drop box outside City Hall. The move is the latest example in swing state Wisconsin of the fight over whether communities will allow absentee ballot drop boxes.

A Wisconsin district attorney said Thursday that her office is pursuing an investigation into the removal of an absentee ballot drop box by the mayor of Wausau.

The Wisconsin Supreme Court ruled Friday that Robert F. Kennedy Jr.'s name will remain on the swing state's ballot, upholding a lower court's ruling that candidates can only be removed from the ballot if they die.