Officers are appealing for witnesses after a serious collision on Blyth Road in Worksop.
It happened at at the junction with Hundred Acre Lane, Carlton Forest, on Friday afternoon (April 21) at around 5.30pm.
The crash involved two cars and two people were taken to hospital with serious injuries, say police.
Officers would like to hear from anyone who was in the area at around the time of the incident, and are also appealing for any dashcam footage which may have been captured.
Please contact Nottinghamshire Police via 101, quoting incident number 715 of 21 April 2017.