Tempe police say they are investigating a carjacking at Arizona Mills mall.
The incident happened Saturday evening at the mall near Interstate 10 and Baseline Road.
According to police, the victim, a man in his 40's, had arrived at the mall to sell a vehicle and when the suspect arrived, he reportedly showed a handgun and struck the victim in the head.
Police say the victim suffered non-life-threatening injuries and was not transported to the hospital.
The suspect is described as a Hispanic man who was wearing a white t-shirt and black pants, police said.
According to police, the stolen vehicle is a 2005 silver Nissan 350z.
No further information was immediately available.