With Biden’s help, Harris courts blue-collar voters in Labor Day push in union strongholds

Vice President Kamala Harris called President Biden out of the bullpen Monday for their first joint campaign appearance since she became the Democratic Party’s nominee, marking a symbolic torch passing between the longtime union ally and his successor in blue-collar Pittsburgh. The Harris-Biden appearance came as the race heads into the post-Labor Day sprint, and polls show the contest is a nail-biter. The Harris team and Republican nominee former President Donald Trump’s camp are poised to empty their tanks to try to energize activists and woo a winnowing pool of...