Witnesses to a two-vehicle collision on the M1 are being asked to contact police.
It happened on the northbound side of the road, close to junction 21a, near Ratby at around 7.30pm on Thursday 1 March.
The collision involved a Blue Vauxhall Corsa and an HGV.
The driver of the Vauxhall Corsa, a 32-year-old woman, was taken to hospital to be treated for serious injuries.
Anyone who witnessed the collision or saw either vehicle before it happened is asked to contact DC 1699 Simon Meadows on 101, quoting incident 552 of 1 March.
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