Chicago police officials say an officer killed this week was accidentally shot and killed by her partner after they encountered someone with a rifle when they chased a suspect into an apartment.

Krystal Rivera, the Chicago police officer shot and killed in Chatham, was a loving mother, friend, and devoted police officer who cared deeply about protecting the community.

Officer Krystal Rivera of the Chicago PD died after being unintentionally shot by another officer amidst a confrontation with a suspect. Her death has deeply affected the city and her colleagues.