Phoenix Police Chief Matt Giordano has acknowledged the officer mistakenly shot and killed Christian Diaz Rendon and apologized to his family.

A man suspected of shooting and wounding another man last year was behind bars Friday after months on the run and a multi-agency effort that led to his arrest in Desert Hot Springs, authorities said.

A suspect was killed, and a Millbury police officer was shot several times while working as part of a SWAT team in Spencer, Massachusetts Tuesday night.

Nigel Vaughn, 40, was shot and killed after allegedly shooting two Fall River police officers, local officials said.

Heavy police activity has shut down Highway 74 near Ellingwood Trail in Evergreen, Colorado, as authorities establish a perimeter and set up a command post. Residents report alerts of a possible active shooter at Tuscany Tavern.

Police in Tyler are investigating a road rage incident where a driver shot another at an intersection.