Republican candidate for governor Walker Stapleton, left, and Democratic candidate for governor Jared Polis, right. (Photos by The Colorado Sun)

UPDATE: A guide to the outside money paying for TV ads and more in Colorado’s governor’s race

With low caps on campaign contributions to candidates, big-moneyed political groups will play an outsized role

Politics and Government Primary category in which blog post is published
Growth Primary category in which blog post is published

Aurora officials say water in Colorado is increasingly difficult to find. So they’ve tapped an inactive mine.

Like other Colorado cities, Aurora is searching for new sources as its population grows