In a tight race for U.S. Senate, incumbent Mark Udall faces Cory Gardner. The outcome could determine whether Republicans gain control of the Senate.
Incumbent Republican Mike Coffman and Democratic challenger Andrew Romanoff are locked in a tight race for Colorado's 6th Congressional District.
Locked in a tight race, Democratic Gov. John Hickenlooper and his Republican challenger, former U.S. Rep. Bob Beauprez, showed their political spark at a debate Tuesday.
The St. Louis-based agriculture giant joins Pepsico and Kraft Foods in donating to the No on 105 committee.
The ads likely will be a continuation of a campaign disparaging Democratic Gov. John Hickenlooper.
In just one day last week, polls showed a range of results in the governor’s race. Find out what those polls mean -- or don't -- for this year’s big races.
The two sides battling over Amendment 68 now have raised $33 million and spent almost $29 million of that.
Two groups bought almost $850,000 in ads on Spanish-language channels in Denver and Colorado Springs.
The anniversary of last year’s devastating floods has become a talking point in Colorado's U.S. Senate campaign.