Monica Castillo

Updated March 24, 2021 at 1:32 PM ET

A gunman shot and killed 10 people at a King Soopers grocery store in Boulder, Colo., on Monday afternoon.

The victims ranged from age 20 to 65. Some of them were shopping at the store; some worked there. One was a police officer who arrived to help.

Here's what we know about the lives that they lived. We will update this story as we learn more.

Eric Talley, 51