Droves of passengers make their way through a security checkpoint at Denver International Airport on July 19, 2019, which was forecast to be the hub's busiest day ever. (Jesse Paul, The Colorado Sun)

What Denver International Airport looked and felt like Friday on its busiest day ever

The Colorado Sun spent 9 hours at DIA talking to airport employees and passengers -- and going behind the scenes -- to figure out what the droves meant

Growth Primary category in which blog post is published
Environment Primary category in which blog post is published

Wildlife roam where U.S. once made nuclear and chemical arms, like at Colorado’s Rocky Mountain Arsenal and Rocky Flats

An astonishing array of animals and habitats flourished on six obsolete weapons complexes — mostly for nuclear or chemical arms — because the sites banned the public and other intrusions for decades

Energy Primary category in which blog post is published

Fearing Tri-State could duck clean-energy goals, Colorado utilities commission files unprecedented protest

For the first time in at least 25 years, state regulators move to stop a migration, saying the interstate power provider has too much unfinished business here