Lawyers are set to deliver closing arguments in the trial of a mentally ill man who shot and killed 10 people at a Colorado supermarket in 2021.

A lawyer for a mentally ill man who killed 10 people at a Colorado supermarket in 2021 says insanity is the only explanation for the mass shooting. Kathryn Herold's comments

Jurors in Colorado have one question left to answer as they deliberate the fate of King Soopers gunman Ahmad Alissa. Was he insane at the time of the shooting?

Ten people were killed in March 2021 at a King Soopers supermarket in Boulder, Colo. The gunman has pleaded not guilty by reason of insanity.

The fate of a gunman now rests in the hands of a 12-person jury, who are tasked with determining not if he committed the heinous act, but whether he was legally insane when he drove to a Boulder, Colorado grocery store and opened fire, killing 10 people on March 22, 2021.

A mentally ill man carefully amassed the guns and ammunition to kill as many people as possible before pursuing and fatally shooting 10 people at a Colorado supermarket in 2021, proving he knew exactly what he was doing,

BOULDER, Colo. – The mass killing of 10 people at a King Soopers supermarket here in 2021 was carried out by a man whose mental illness neither qualified as insanity nor prevented him from carefully planning an attack he knew was wrong, prosecutors told a jury on Friday.