Provincial police are appealing to witnesses of a serious head-on crash that happened earlier in the week in the City of Kawartha Lakes.
The collision involving two passenger vehicles happened Monday around 7 a.m. on Highway 35 between Sandy Hook Road and Pontypool Road.
Police say one person was taken to a trauma centre in Toronto with life-threatening injuries and three others were treated for minor injuries at a local hospital. The identities of those involved have not disclosed.
The highway was closed for several hours for the investigation, which remains ongoing.
Police urge anyone with information or dash camera footage of the incident to contact the authorities at 1-888-310-1122.