Boulder mass shooting — how it happened

A gunman opened fire at a Boulder, Colorado grocery store, killing multiple people, including the first police officer on the scene. The shooting began in the parking lot and continued inside the store. Witnesses reported hearing shots and seeing bodies. Some survivors escaped through the back service entrance, while others exited through the front. Video footage showed a partially clothed man being arrested and taken into custody with a leg injury.

What time did the shooting occur at the grocery store?

What was the location of the grocery store where the shooting took place?

What did witnesses report hearing during the incident?

How did some survivors manage to escape the store?

Describe the appearance of the man who was taken into custody.