The family of a Limerick man killed in a domestic incident in North Carolina say they have grave concerns for his two children.

A custody hearing will take place on Friday for 10 year old Jack and 8 year old Sarah Corbett both of whom are Irish citizens.

They are being cared for by their stepmother's family after the death of their father Jason.

Family friend Mary Fitzpatrick says the cost of trying to bring the children home is huge: