Barack Obama appeared at a rally Tuesday with Democratic vice-presidential nominee Tim Walz, marking the former president’s first event with a member of his party’s ticket since Kamala Harris launched her presidential campaign in July.

In-person early voting has kicked off across battleground Wisconsin, with former President Barack Obama and Democratic vice presidential nominee Tim Walz hosting a rally in liberal Madison.

Groups in Russia created and helped spread viral disinformation targeting Democratic vice presidential candidate Tim Walz, a senior U.S. intelligence official said Tuesday.

Russian operatives created and amplified false online content attempting to smear Democratic vice presidential candidate Tim Walz, US intelligence agencies said on Tuesday. The content in question — which included manipulated audio content that circulated on the social media platform X in the last week — contained “several indicators of manipulation that are consistent with the influence efforts and tactics with Russian actors,

U.S. officials said Russian social media influencers created and helped amplify fake videos and other false content that alleged abusive conduct by Tim Walz.