La Porte County Sheriff’s Office announced that on Tuesday afternoon, Deputy Wade Wallace was working the Domestic Highway Enforcement (DHE) program along the Indiana Toll Road (I-80/90).  At approximately 3:22 P.M., he began to travel eastbound behind a passenger vehicle near the 53-mile marker. While behind the vehicle, Deputy Wallace observed several traffic violations being committed.Deputy Wallace initiated a traffic stop on the vehicle near the 56-mile marker.  The driver was identified as 31 year old Zhaoyao Luo, of Sacramento, California. Deputy Jon Samuelson and his K-9 partner Bosco arrived to assist. As the traffic stop progressed, a large quantity of Marijuana was located.  Luo was arrested for Dealing/Delivery of Marijuana as a felony. Luo remains housed in the La Porte County Jail (LCJ). He is being held on a $15,005.00 cash-only bond.