A cyclist was killed when she was hit by a lorry in High Barnet this afternoon.
Police have sealed off High Street (A1000) at the junction with Wood Street after the collision at 3pm.
Officers say the road is likely to be closed for some time and are warning motorists to expect long delays.
Witnesses said a red blanket was placed over the woman, who was pronounced dead at the scene.
Transport for London says it has diverted bus routes 234, 383 and 384.