The chart below shows where super PACs and party committees are investing their money to try to shore up wins for their parties. It is dynamic and changes by the hour as the money flows in and out across key states. ​

Source: FCC data via Legis1

Booked TV and radio airtime by the state it airs in, this week and the next three broadcast weeks. R: Republican-aligned groups; D: Democratic-aligned groups. Filed commitments, not money already spent.

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