The Colorado Sun: The television commercials are airing during Denver Broncos games. The mailers are filling the postal box. The texts are popping up on the phone.

When they arrive, a series of questions come to mind: Who’s paying for these political messages? Are they truthful? What do the folks behind them want?

The 2020 election has driven nearly $89 million in spending on TV ads in Colorado this year, nearly three-quarters on the U.S. Senate contest between Republican incumbent Cory Gardner and Democratic former Gov. John Hickenlooper. And 56% of that Senate money comes from outside groups hoping to influence voters, a new analysis from The Colorado Sun shows.

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