An emergency road closure has been put in place in Milton Keynes due to a road traffic incident.
UPDATE: A421 between Kingston and Fen has reopened. Brinklow to Kingston section remains closed.
The A421 between Brinklow and Fen Roundabouts has been closed due to a road traffic incident.
Milton Keynes City Council say the road will be closed for the next few hours.
MKFM will update this article as more comes in.