Petaluma Police have arrested two DUI drivers over the past couple of nights. On Wednesday night, police got a call about a car crashing into a parked vehicle. The driver, Sara Fairchild, was asked to perform field sobriety tests. Police determined she had been driving under the influence and was arrested. On Thursday night, police were notified that a vehicle had hit multiple cars near the intersection of Mountain View Avenue and Petaluma Boulevard South. Officers managed to catch up to the driver and pulled her over. The driver, Ann Halley, was driving with a blood alcohol level three times the legal limit and was arrested. No one was injured in either incident.