By Gabriella Borter and Stephanie Kelly FARMINGTON HILLS, Michigan (Reuters) -A star-studded virtual event hosted by Oprah Winfrey Thursday night to build enthusiasm for Kamala Harris' campaign was marked by teary moments and celebrity endorsements,

Held in front of a studio audience in the battleground state of Michigan, Vice President Kamala Harris and Oprah Winfrey fielded questions from voters on gun violence, abortion rights, and more.

Vice President Kamala Harris joined host Oprah Winfrey at a star-studded campaign event in Farmington Hills, Michigan, on Thursday, which was live-streamed across multiple platforms. Why it matters: Harris campaign advisers see the "Unite for America" event that's aimed at getting people to register to vote as a huge opportunity to reach a broad cross-section of persuadable voters.

A fresh tranche of new swing state polls shows no clear leader in the seven states likely to decide the 2024 election, with the exception of two states where one candidate has a slight advantage. Pennsylvania: Vice President Kamala Harris leads former President Donald Trump in two of four surveys out Thursday: by four points (50% to 46%) in a New York Times/Siena College survey of likely voters,

Vice President Kamala Harris is leading former President Donald Trump by 5 points in Michigan, is leading slightly in Wisconsin, and is tied in Pennsylvania, according to new Marist battleground state polls.