The Butler County OVI Task Force has announced the location of a sobriety checkpoint that will kick off the Thanksgiving holiday for local law enforcement. Police will set up on the northbound lanes of Route 4 (4400 Dixie Highway) at Symmes Road in Fairfield between the hours of 11:00pm and 3:00am. The checkpoints, along with saturation patrols, are meant to cut down on the number of OVI related crashes that cause injuries and fatalities.