"Minnesota was on fire last night," a leading national blogger on the political left exulted Wednesday morning, scanning the surprises that voters had wrought the night before.
And Dakota County played a huge role in that blaze.
A county whose blue tinge had been all but wiped out in the Republican wave of 2010 suddenly was streaked with blue again all across its northern reaches, from Burnsville and Eagan clear over to the Washington County border.
Six of the 11 House seats and four of the six Senate seats that touch the county wound up in the hands of Democrats.
"It was a tough, tough situation," said veteran Hastings Republican Denny McNamara, who survived the conflagration. "A lot of really good candidates worked hard but had tough races."
What happened?
"I don't know if I'd pin it on any one thing," he said. "The pendulum of politics just swings, and it never swings to the middle -- it goes too far every time."
Up to a point, winning candidates on both sides agreed on some of the ingredients in the shift: