KCSO DISPATCH RECEIVED A CALL FOR A POSSIBLE DUI DRIVER THAT WAS ENTERING INTO IDAHO FROM WASHINGTON. DISPATCH ADVISED A RED TRUCK WAS SPEEDING AND SWERVING ALL OVER THE ROADWAY EASTBOUND ON INTERSTATE 90 FROM MILE POST 1. ABLE1 WAS ABLE TO LOCATE THE VEHICLE AND TRACK THE VEHICLE FOR APPROXIMATELY 12 MILES UNTIL IDAHO STATE POLICE AND KCSO PATROL DEPUTIES WERE ABLE TO STOP THE VEHICLE ON NORTHWEST BLVD AT INTERSTATE 90. ULTIMATELY THE DRIVER OF THE VEHICLE WAS FOUND TO BE INTOXICATED AFTER AN FIELD SOBRIETY INVESTIGATION. IDAHO STATE POLICE TOOK PRIMARY ON THE CASE.