Poor weather conditions have caused major traffic problems around the country in the past 24 hours as a two-car collision in Co Mayo claimed the first road fatalities of 2014.

Gardaí are still examining the scene of an accident in Co Wicklow this morning, in which a 23 year-old man was killed.

A 23-year-old man has been killed in a car crash in Co Wicklow.

Three people have died in two separate road accidents this morning in Co Wicklow and Limerick city.