Springfield– Illinois State Police on Tuesday said troopers ticketed 281 people for Move Over law violations and arrested 77 more during a special enforcement operation in memory of ISP Trooper Christopher Lambert, who was killed in the line of duty on Jan. 12, 2019. Lambert was killed when his squad car was struck while he was at a three-vehicle traffic crash in the left lane on Interstate 294 near Willow Road in Northbrook. ISP Sgt.