Two young men have been killed in an early morning road crash.
The single-vehicle accident happened shortly after 3am on the Victoria Road between Newbuildings in Co Derry and Magheramason, Co Tyrone.
Further details about the victims have not been released.
The road has been closed while police carry out a full investigation and diversions have been put in place.
Police Service of Northern Ireland (PSNI) inspector Jonny Hunter wants to hear from anyone who was travelling on the road between 3am and 3.30am and saw a black Volkswagen Golf travelling from Strabane to Derry.