The Illinois State Police (ISP), District 15, will conduct a Roadside Safety Check (RSC) in Cook County during the hours of 11 p.m. on Friday, January 3, until 4 a.m. on Saturday, January 4. According to Interim Captain Robert Meeder, the RSC will be held on the northbound Tri-State Tollway (I-294) exit ramp to Halsted Street.