If politics lately has seemed a bit like The Empire Strikes Back, then Tuesday night’s stunning elections have offered an unexpected jolt of that Return of the Jedi feeling — at exactly the moment when progressives most needed a boost.

Heading into pivotal congressional primaries in Pennsylvania and Oregon, Democratic elites and their corporate donors were likely feeling confident that their huge super PAC spending would successfully buy yet more primary victories for corporate-aligned candidates. Indeed, House Democratic leaders planned to spend Wednesday honoring the anniversary of the New Democrat Coalition, which is the official arm of the party’s corporate faction.

But those football-spiking celebrations now seem premature.