Colorado's costliest wildfire on record started from fierce winds that damaged power lines and unearthed smoldering embers from a controlled burn days earlier, sparking two blazes that merged into a deadly conflagration,

The cause of Colorado’s most destructive wildfire, nearly two years ago, has been released. Authorities say there will not be any charges filed. In December 2021,

Authorities say embers from a smoldering scrap wood fire outside a home and a sparking power line separately caused a Colorado wildfire fanned by high winds that destroyed nearly 1,100

Authorities plan to announce the findings of their investigation into how Colorado's most destructive wildfire started. Officials with the Boulder County Sheriff's Department plan to discuss details o

Authorities declined to bring any criminal charges in connection with the 2021 Marshall Fire, but noted lawsuits would likely be filed by victims.

The Marshall Fire happened nearly a year and a half ago on Dec. 30, 2021, but investigators say they believe its origins may actually date to nearly a week earlier.