On April 9, 2018 at approximately 4:29 P.M., an Illinois State Trooper was on patrol in Iroquois County. The trooper observed a vehicle traveling above the posted speed limit and swerving all over the roadway on I-57 southbound at milepost 283.  The trooper stopped the vehicle and spoke with the driver, Rogelio Perez.  Perez showed signs of alcohol impairment.  Perez was placed under arrest and transported to the Iroquois County Jail for processing.  Perez was charged with Driving Under the Influence of Alcohol and issued citations for speeding, improper lane usage, following too closely, and illegal transportation of alcohol.