A car collided with a pedestrian on Latimer Road, Eastbourne, this lunchtime (December 11).
The crash happened at 12.43pm, just three minutes before another serious collision in the town centre.
Two cars were involved and two people, a woman from one of the cars and the woman pedestrian, were taken to Eastbourne DGH with minor injuries.
Latimer Road at the junction with Beamsley Road was closed for about an hour while emergency services dealt with the incident.
Police are appealing to anyone, especially a lorry driver, who might have been in the area at the time.
Anyone who saw the incident is asked to call police on 101 quoting serial 0591 of December 11