News Police investigate three vehicle collision in Highlands East SHARE ON: Andreas Pandikiu, contributor, Wednesday, Oct. 11th, 2017 Photo credit : Supplied. Haliburton Highlands OPP is investigating a three vehicle collision in Gooderham which sent two people to hospital. It happened on County Road 503 at County Road 507 on Monday evening. Police say the driver of a Honda Civic had turned onto County Road 503, and hit an oncoming Mazda. This caused the Mazda to run into a GMC Yukon. Both the 21-year-old driver of the Mazda and the 86-year-old passenger in the GMC were sent to hospital with serious injuries.