Update: Man involved in Killygordon crash transferred to Dublin

 
A man involved in a single vehicle collision in Donegal has been transferred to Beaumont Hospital in Dublin for treatment and his condition is being described as critical. 
Meanwhile the N15 road between Ballybofey and Killygordon remains closed this afternoon as a technical examination is underway following a serious overnight crash.
The single vehicle collision happened at Cavan Lower near Killygordon at approximately 10.30 last night.
Local diversions are in place.
Gardai are appealing for information, anyone who witnessed the crash can contact Ballybofey Garda Station on (074) 913 7740