A motorcyclist is in a critical condition and a man has been arrested following a crash also involving a car in Co Mayo.
Emergency services attended the scene of the incident following a report of a serious injury collision on Castlebar Road in Newport, which occurred at around 4.50pm on Sunday.
The motorcyclist, a man in his 50s, was discovered with serious injuries at the scene.
He received medical treatment and was conveyed to Mayo University hospital, where he remains in a critical condition.
No other injuries were reported at the time.
The road was preserved for technical examination but has since reopened.
A man aged in his 60s was later arrested in connection with the investigation.
Gardai are appealing for any witnesses to this collision to come forward.
Subscribe or register today to discover more from DonegalLive.ie
Buy the e-paper of the Donegal Democrat, Donegal People's Press, Donegal Post and Inish Times here for instant access to Donegal's premier news titles.
Keep up with the latest news from Donegal with our daily newsletter featuring the most important stories of the day delivered to your inbox every evening at 5pm.