Eric Cantor's Defeat Stuns Capitol Hill

In a major upset for the Republican establishment, House Majority Leader Eric Cantor was defeated by double digits in the Virginia primary election by Tea Party-backed candidate David Brat.

The result shakes up the narrative set by early primaries, which showed the establishment wing of the party shoring up.

ABC News political director Rick Klein discusses the upset with Here & Now's Meghna Chakrabarti.