A motorcyclist had his helmet damaged and another driver had a windshield smashed by rocks thrown from the Barwick Street-area railway bridge over the Highway 3 bypass in St. Thomas, Monday, June 4, city police reported.
Officers were first called in about 6:30 p.m. to assist Ontario Provincial Police following reports of rocks being thrown.
The rocks had struck a passing motorcyclist on the bypass, damaging his helmet.
Witnesses reported seeing teenagers fleeing the area which was checked, but no suspects were found.
The teens were described as a female with purple hair carrying a backpack and a male wearing an orange sweater.
Police were called to the scene again at 10 p.m. following similar reports of rocks being thrown, this time striking a passing vehicle, breaking the windshield.
Police again searched the area but found no one.
Anyone with information on the case is asked to contact St. Thomas Police.