"Operation Lambert" is underway in Illinois, with police around the state focusing on drivers violating the state's move over law. Special details are running around the state in honor of Trooper Christopher Lambert, who was struck and killed last year by a passing vehicle.

Alton Police Chief Jason Simmons explains the law.

Click here for Simmons' comments

On a two-lane road such as Fosterburg Road, Simmons tells The Big Z drivers are required to slow down and proceed with caution. The Move Over law also applies to firemen, road crews, and tow truck operators.

(Copyright WBGZ Radio / www.AltonDailyNews.com)