A retiring San Francisco K9 officer said his official took out a grudge about a union dispute on his police dog.

A Florida man threatened a police officer who is known through the Gainesville community as "Basketball Cop."

Video from a shootout near San Diego State University included interviews with neighbors who said they warned police.

A New York State Trooper was fatally shot near Corning Community College.

Authorities said the man was planning a 4th of July bombing, and also said he wanted to kill military personnel.

A Woonsocket officer was shot early Monday morning, and the suspect is in a standoff with police in a parking lot.

Police recovered a stash of orange, President Trump-shaped Ecstasy pills in Vice President Pence's home state.

Police believe that yet another knife attack in the Bronx was the handiwork of the vicious Dominican Trinitarios gang.