The House Democratic campaign arm's unusual new target: Democratic candidates

The Democratic Congressional Campaign Committee (DCCC) is employing an unusual tactic to blunt what they say is Republican meddling in their primaries:They have teamed up with the candidates they see as the "strongest" in key battleground districts, launching joint ad buys to squeeze out their Democratic primary opponents.Why it matters: This practice has infuriated parts of the party, particularly the progressive wing."If DCCC were a good judge of electability, then we wouldn't be in the mess w...