In part because of this unsettling news, liberal PACs and Super-PACs are focusing less on advertizing binges and more on get-out-the-vote grass-roots organization:

“You can dump 10 or 20 million in TV ads in Ohio and try to reach the persuadable swing voters there, or you can up voter turnout among Latinos in Colorado and Arizona and win that way,” Mr. Phillips said. “It’s much cheaper.”