So far, Biden has spent $44 million in Pennsylvania, $27 million in Michigan and $26.1 million in Wisconsin. Most of that spending went into digital ads, which are less expensive than TV and radio commercials. In Pennsylvania and Florida, the gap between Biden's and Trump's broadcast and digital ad spending is dramatic. In Pennsylvania, Trump spent $29.6 million on TV/radio and $3.6 million on digital. Biden spent $39.1 million on TV/radio and $4.9 million on digitalAnd in Florida, Trump spent $26.5 million on TV/radio and $7 million on digital.

Source: CNN September 06, 2020 12:11 UTC