Five vehicles, including a bus, were involved in the accident near 7th Avenue and Missouri, police said. PHOENIX – A 33-year-old man who police said drove a stolen car is believed to be the cause of the multiple car crash on 7th and Missouri Avenues that killed a mother and her two teenage children and six others were injured on Thursday afternoon. The officers responded around 4:00 p.m. on 7th Avenue and Missouri Avenue. When they arrived, they identified five vehicles and nine people involved in the accident, including 45-year-old Courtney Lonergan, who died in the hospital, and her son Ali Geer, 18, and daughter Almira Geer, 16, who died in the hospital The scene of the crime died, the police said. Police initially identified Lonergan’s children as two teenage daughters, but later confirmed them as their son and daughter. Police said at around 3:45 p.m. the 33-year-old man was driving a dark blue 2010 Cadillac SRX with a woman he knew, slapped her in the face and then stole the car. The woman was able to get out of the car before the man drove away, officials said. Investigators found the Cadillac was traveling at high speed east on Missouri and ran over a red light on 7th Avene and collided with Lonergan’s white 1989 Honda Civic traveling south on 7th Avenue. The force of the first crash resulted in the Honda hitting a 2019 Dodge Ram pickup truck manned by a 38-year-old man and child traveling north on 7th Avenue. The Dodge Ram then ran into a city bus that was also traveling north and was driven by a 59-year-old man with two adult passengers. None of them were seriously injured, the police said. The Cadillac continued east and met a pedestrian crossing Missouri at the zebra crossing on the east side of 7th Avenue. The pedestrian was taken to hospital with non-life-threatening injuries, officials said. The Cadillac driver then continued to drive a Chevy Malibu waiting for Missouri at the red light to head west. The two women in Malibu were not seriously injured. According to the police, both impairment and speed were factors in the collision. The man who drove the Cadillac is in custody in the hospital and will face various charges upon his release, officials said. Up to Speed Check out the latest news and stories on YouTube Channel 12 News. Subscribe today.