- Outsiders vs. insiders is the dominant story line in GOP primaries so far
- After knocking off Eric Cantor, insurgents thought they had a sure win in Mississippi
- Two more Republican Senate incumbents face challengers but hold lead in polls
- Establishment Republicans fear a tilt too far right may hurt party in November
Washington (CNN)Call it a brief intermission: There's a three-week break in the action after a slew of primaries in May and June and a couple big headlines.