It happened at around 9pm last night.
Five people have died in a two-car crash in County Louth.
It happened in Gibstown, outside Dundalk shortly after 9pm last night.
The deceased are all in their 20s, their bodies remain at the scene this morning.
A number of other people were injured and removed to Our Lady's Hospital in Drogheda.
Gardaí say the road remains closed between the N52 and the R171 while technical examinations take place.

Bill To Overhaul Puppy-Farm Laws Proposed As Kildare Council Says Breeding Reports Not Publicly Available
BREAKING: State Purchases Castletown Lands For €11 Million, Signaling Major Shift In Access Row
More Time To Be Given During Exams For Students With Additional Needs
Man Charged With Sexual Assault Of 10-Year-Old In Saggart Deemed Fit To Face Court
Government Levy On Health Insurance Premiums Set To Increase By Around 10%
Building Homes But No Infrastructure: Kildare TD Delivers Stinging Rebuke To His Own Government
Ryanair Passenger From Newbridge Found Guilty After Homophobic Slurs In "Toasted Sandwich" Row
Major Delays After Multi-Vehicle Incident On M7/N7 Near Naas