A search being carried out for a teenager missing in Lough Swilly in Co Donegal will resume tomorrow morning.

It is understood a group of people went swimming at the pier in Rathmullan early this morning.

One of them - a boy in his late teens who is believed to be from Derry - was reported missing at about 1.30am.

Members of the Sheephaven Sub Aqua Club and Garda divers have been assisting in the search.

Family and friends of the 17-year-old spent the day at Rathmullen pier awaiting news.