字幕列表 影片播放 列印英文字幕 polls have already closed in three states, and ABC News can project based on exit polls that Joe Biden will win the Mississippi Democratic primary. This is not a huge surprise. Four years ago, Hillary Clinton won every county in that state. It's part of, of course, a Southern coalition of states where Joe Biden has been doing very well the African American vote so important here. They have been supporting Joe Biden throughout this primary process, but a big win. They're in Mississippi for Joe Biden. Hi, everyone. George Stephanopoulos here. Thanks for checking out the ABC News YouTube channel. If you'd like to get more video show highlights and watch live event coverage, click on the right over here to subscribe to our channel. And don't forget to download the ABC News after breaking news alerts.