Two men have been killed in a serious crash in Co Donegal, and four others have been injured.

The two-car collision happened on the N15 in Birchhill shortly after 2pm on Saturday. 

A man in his 20s and a man in his 30s who were in one of the cars were pronounced dead at the scene.

A further two occupants of the same vehicle (a woman in her 20s and a man in his 20s) were taken to Letterkenny University for treatment of injuries believed to be non-life-threatening.

Two occupants in the following vehicle, a man and a woman in their 40s, are being treated for non-life-threatening injuries in Letterkenny University Hospital.