PRESCOTT, Ariz. (AP) -- Authorities say a Yavapai County Sheriff's deputy has shot and killed a car theft suspect after the man attacked the deputy. Yavapai County Sheriff's Office said the deputy shot the man early Friday following an altercation in a commercial parking lot. According to investigators, the deputy has approached the suspect but the man attacked the deputy and punched him several times while a patrol vehicle kept moving. The office says deputy then shot the man, whose name has not been released. Authorities say the suspect was eventually flown to a Phoenix area hospital where he later died. Officials say the deputy was flown to a Phoenix area hospital where he remains in serious but stable condition. His name has not been released.