Just hours after their debate face-off, Vice President Kamala Harris and former President Donald Trump will be in the same place again Wednesday when they attend the ceremony commemorating the Sept. 11, 2001, terror attacks in New York City. Ms. Harris and Mr. Trump will both attend the service at the Memorial plaza at ground zero in New York City, where the former World Trade Center twin towers once stood. President Biden and Mr. Trump’s running mate, Sen. J.D. Vance of Ohio, will also attend...