Potential 2028 Democratic presidential candidates are using the midterm campaign trail to test their message to voters. MS NOW Reporter Nnamdi Egwuonwu was in Michigan where former Vice President Kamala Harris, Sen. Cory Booker and others were speaking. Former Campaign Manager for Julián Castro's presidential campaign Maya Rupert and Chief Political Reporter for The Atlanta Journal-Constitution Greg Bluestein join Chris Jansing to share their outlook for 2028. MS NOW: My Source for News,