Colorado Voters Decide Primaries With House Stakes

Colorado Democratic primaries test incumbents, challengers, and House control.

1. Frame 1Colorado Democrats vote Tuesday as voters test party direction, House control, and veteran incumbents.
2. Frame 2Denver's 1st District pairs Rep. Diana DeGette's nearly 30 years in office with Melat Kiros's challenge.
3. Frame 3The Senate race puts Sen. John Hickenlooper's long record on the ballot against another insurgent challenger.
4. Frame 4The governor primary shows Phil Weiser and Michael Bennet arguing over who would confront Trump more directly.
5. Frame 5Colorado's lone swing House district sits on the board because chamber control could hinge there.
6. Frame 6Polls close at 9 p.m. ET; results signal whether challengers or veteran incumbents gain momentum.