The data behind where Harris, Trump make campaign stops [Video]

With 15 days until Election Day, where candidates go can be crucial to their chances of winning. CBS News executive director of elections and surveys Anthony Salvanto explains why Vice President Kamala Harris and former President Donald Trump are heading to certain cities in battleground states. Then, Shelby Talcott, political reporter for Semafor, and Hugo Lowell, senior political correspondent for The Guardian, join with analysis.