Democratic voters are even angrier than you think. ... Democrats are on the verge of a Tea Party-style, intra-party revolt. ... these numbers open the door to a potentially bruising string of primaries in both the House and Senate. There are 13 Democratic-held Senate seats up for reelection next year — many of them involving veteran senators in the bluest states — raising the prospect of a stream of younger, insurgent candidates more closely aligned with the party base, similar to what the GOP has contended with over the past 15 years. ...
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