How Trump and Biden are fighting for three key battleground states
President Trump’s top TV ad spending this week is targeting the battleground states of Florida, Pennsylvania, and Michigan, three states he won in 2016 by narrow margins. Jon Delano, money and politics editor for CBS Pittsburgh; Jim DeFede, investigative reporter for CBS Miami; and Riley Beggin, political reporter for Bridge Michigan, join CBSN’s “Red & Blue” with the latest on these three crucial states.