Colorado mourns after shooting spree across Denver area leaves 4 dead RELATED: https://www.youtube.com/watch?v=VT0XtkOO7p4 Alfredo Cardenas went to his daughter's tattoo shop Tuesday morning and lit a candle to remember her life. Alicia Cardenas, 44, was among the four people killed Monday night after a person opened fire in several locations in the Denver area. "It’s a shock," Cardenas told USA TODAY outside the Sol Tribe tattoo shop on Broadway. Authorities have not released the names of the victims or the shooter, who was killed after a gunfight with police. Three others, including a police officer, were injured in the shootings. » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and other topics from USA TODAY: https://bit.ly/3sxYKpe » USA TODAY delivers current local and national news, sports, entertainment, finance, technology, and more through award-winning journalism, photos, videos and VR. #Colorado #shooting