A traffic stop in Oklahoma City Monday night ended with the driver being arrested on drug charges. According to the Oklahoma County Sheriff's office, a deputy assigned to the Central Oklahoma Metro Interdiction Team noticed a car making an illegal lane change near N. Meridian and I-40 and initiated a traffic stop. During the stop, a K-9 deputy signaled there was a presence of drugs inside the vehicle. Deputies searched the vehicle and found several bundles of black tar heroin weighing approximately 6 pounds, with a street value of about $720,000. They also recovered nearly $9,000 in cash. The driver, Jaime Valenzuela-Buelna, was arrested.