in san francisco, carlos saucedo, abc 7 news. >> a final farewell to fallen chp officer, andrew camilleri will take place tomorrow. the public invited. he died christmas eve while he and his partner were on patrol. a car hit the back of the suv on the side of the road 880/highway 92. the service take place at christian life center in stockton at 8:30 in the morning. we'll live stream the event. live through abc 7 news app as well as our website. and facebook page. >> investigators say the suspect driving the car that killed camilerri was under influence of drugs and alcohol. abc 7 tonight on a ride along with the police department dui enforcement team. patrolling the peninsula ready to stop and arrest alcohol and drug impaired drivers. >> he referred to it as dui saturation patrol. it is basically putting officers dedicated just to lack for impaired drivers on the roadway. if they were to be impaired to remove them from the roadways. >> right now the chp its conducting its maximum endorsement period to help keep motorists safe. state agency tweeted the operation will last through 11:59 p.