CNN 这是要开战的样子
Opinion: Kamala Harris and Gretchen Whitmer could make a winning ticket for Democrats
Opinion: Kamala Harris and Gretchen Whitmer could make a winning ticket for Democrats | CNN
What would happen if Biden decided to leave the race?
What would happen if Biden decided to leave the race? | CNN Politics
Democrats start moving to Harris as Biden digs in
Kamala Harris: Democrats start moving to VP as President Joe Biden digs in | CNN Politics