On April 27, 2018 at approximately 2238 hours, Officer was working a DUI Checkpoint at 300 Armand Hammer Blvd., Pottstown, PA. Subject was a passenger in a vehicle that was at the checkpoint. During the stop, a strong odor of marijuana was detected coming from the vehicle. This same vehicle was observed a short time earlier pulled to the side of the road. While pulled to the side of the road, officers observed the passenger and driver switch seats. Jourdan Harper failed the Field Sobriety tests. Marijuana and drug paraphernalia were also found in the vehicle. Subject then failed to appear for his preliminary hearing.