A man in his 60s has died following a two-vehicle road traffic crash.
The accident happened in the Dungannon area of Co Tyrone this morning.
A tractor and lorry were involved in the incident at the Killybracken Road, which occurred just after 10.20am.
The M1 from Dungannon to Ballygawley is closed and motorists should take alternative main routes.
PSNI officers investigating the collision have appealed to witnesses to come forward.