One person was killed and three others were “seriously injured” in a Commerce City hit-and-run crash on Sunday, police said. The driver of an Audi SUV struck a family of four in their car near the intersection of Holly Street and East 58th Avenue around 8:30 p.m. Sunday, according to the Commerce City Police Department. One person — an 18-year-old man — was killed in the crash that also injured his parents and another teenage passenger, police said.