Elk Grove police are investigating an assault that happened around 4:30 am Tuesday morning in the 7000 block of Elk Grove Blvd. According to police, the victim was sitting in a car when the suspect approached the car and opened the vehicle. The suspect demanded the victim leave the vehicle, and began hitting the victim with a gun. The suspect then pulled the victim from the vehicle and began kicking the victim before pointing the gun at the victim. The victim was able to get up and run away and call police. Police officers arrived, but were not able to find the suspect. The suspect was described as an African American male, who was covering his face with a hooded sweatshirt and bandana.