A man in his 80s is seriously ill in hospital after a road accident near Downham Market.
He was driving a Vauxhall Corsa which was in collision with a lorry on West Dereham Road near the B1160 junction at Wissington at about 4.30pm on Thursday evening.
The man was taken to Addenbrookes Hospital in Cambridge for treatment.
Officers are keen to hear from anyone who may have witnessed the collision or has relevant dash cam footage.
Witnesses should contact PC Luke Heffer in the Roads and Armed Policing Team at Swaffham on 101 or email Luke.heffer@suffolk.police.uk quoting incident number 312 of 3 February.