What to know about the campaigns todayFormer President Donald Trump will participate in a town hall this evening in Flint, Michigan, moderated by Arkansas Gov. Sarah Huckabee Sanders, his former White House press secretary. It's his first such event since the apparent assassination attempt on him at his golf course in Florida on Sunday.Vice President Kamala Harris will join a discussion hosted by the National Association of Black Journalists in Philadelphia this afternoon. Harris' running mate, Minnesota Gov. Tim Walz, has several campaign events today in Georgia and North Carolina, including in Macon this morning, an event in Atlanta, and then a rally in Asheville this evening. Trump's vice presidential pick, Sen. JD Vance, R-Ohio, will speak in Sparta, Michigan, this afternoon before giving remarks in Eau Claire, Wisconsin, this evening.