Tucson downtown shooting: 10 critically injured after gunman opens fire

– Ten people are critically hurt following an overnight shooting in Tucson involving officers.

What we know:

Several officers patrolling the downtown district heard gunshots ring out in the 100 block of East Congress Street at around 2 a.m. on July 19.

A man was seen running from the area. After officers gave the suspect several commands, one officer continue reading …