ORANGEVILLE, Ont. - A head-on collision between a motorcycle and an SUV has left one person with life-threatening injuries and another with serious injuries.

Police say the collision happened late Saturday night north of Orangeville (at Highway 10 and Hockley Road).

One person was airlifted to a Toronto hospital.

Police closed Highway 10 for six hours to investigate.

The collision comes two days after a fatal motorcycle crash in Barrie, which killed a 43-year-old man.

Police say a female passenger on the bike was also injured.