The Mendota police are seeking information on the identity of the person or persons who reportedly threw a rock from the railroad viaduct overpass on 13th Street in Mendota at about 2:34 p.m. on Sunday, March 28. The rock went through a window and into a passing vehicle, but no one was injured. Anyone with information is asked to call the Mendota police at 815-539-9331. All callers may remain anonymous.