Police are appealing for witnesses following a collision in Wooferton.
It happened at around 7.30pm on Friday.
A blue Vauxhall Corsa and grey Skoda Fabia were involved in a head on collision on the A49.
The driver of the Skoda, an elderly woman, has suffered serious injuries and is currently in hospital where she remains critical.
Anyone with information is urged to contact Police on 101.
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