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.

Democratic vice presidential nominee Minnesota Gov. Tim Walz joined former President Obama at a campaign rally for Vice President Harris on Tuesday afternoon in Wisconsin. Their visit followed a blitz from Harris through the Badger State — and other “blue wall” swing states — last week,