Hammond was rushed to the hospital in stable condition following the stabbing.
Shortly after, Police in El Cajon received a call after a woman was found with stab wounds at a strip mall. The woman, later identified as Shawntey Palmer, was also in stable condition after being taken to the hospital.
After the stabbings, Douglas led police on a chase after a Mercedes-Benz matching the description of his car was spotted.
During the pursuit, Douglas reached speeds of more than 100 miles-per-hour before the car was found abandoned.