Democrats and Republicans are enlisting their star power on the campaign trail in battleground states with just 11 days to go until Election Day. CNN Political Director David Chalian explains where President Joe Biden and his former boss are going, and how Chuck Schumer views the state of play for Democrats in the Senate. Plus, Republican Congresswoman Liz Cheney will campaign for a Democrat, while her super PAC targets voters in Arizona.To learn more about how CNN protects listener privacy, visit cnn.com/privacy