Officers are appealing for witnesses following a collision on the M5 northbound between Junctions 8 and 7.
At around 12:10pm Friday afternoon (22 September) a vintage army ambulance collided with a stationary HGV on the hard shoulder resulting in the driver of the ambulance receiving serious injuries.
Officers who are investigating the collision are appealing for anyone who witnessed the incident, including any motorists on the road at the time with dash-cam footage.
Anyone with information can email dl-hfostrubd@westmercia.police.uk or call 101 extension 7733401, quoting 00164_i on 22 September.
Information can also be given anonymously to the Independent Charity, Crimestoppers, by calling 0800 555 111 or by visiting their website: www.crimestoppers-uk.org