Police say the alleged shooter in the Orange California business complex shooting knew the victims. Correspondent Clayton Nevil reports that a nine year old boy was among the four people killed. The Orange Police Department says A preliminary motive is believed to be related to a business and personal relationship between the suspect and all of the victims. Orange County District Attorney Todd Spitzer says the 44 year old suspect began opening fire inside the business complex, horrific Rampage was going on in offices and people were dying or were being shot. Spitzer says One of the women victims was holding the nine year old victim when they were shot. That's how they were found. Police don't believe the shooting to be a random act of violence. The alleged shooter is in police custody.