A Colorado man who gunned down 10 people at a Boulder supermarket in 2021 was sentenced to life in prison without the possibility of parole Monday, after a jury rejected an insanity defense and convicted him of murder.

The man who killed 10 people in a 2021 rampage at a Boulder King Soopers grocery store was found guilty of murder in a landmark verdict Monday that will send him to prison for life. Why it matters: The attack and trial shook Colorado,

Those convictions include the first-degree murder of ten people, including a Boulder police officer who stormed the store when called to the scene.