The A30 at Blackwater in Cornwall is partially blocked eastbound due to an accident involving two vehicles. That's between the Chiverton Cross Roundabout and the Perranporth turn-off.
Police are on their way to the scene.
More top news
The Duchess of Cambridge has been on maternity leave since the week before Easter.
The Duchess of Cambridge has been driven to St Mary's Hospital in London in the "early stages of labour", Kensington Palace has said.
Dry, breezy and cool