A car and bicycle were involved in a serious collision in Seaford yesterday.
The emergency services were called at 8.15am to the crash on Sutton Park Road.
A 55-year-old cyclist from Shoreham was taken to the Royal Sussex County Hospital with serious injuries.
The 59-year-old woman who was driving the blue Vauxhall Astra was unharmed.
Anyone who saw what happened is asked to contact police on 101 and quote Operation Barberry.
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Russia has announced that it will expel 23 UK diplomats in a deepening rift over the poisoning of a Russian ex-spy and his daughter.
Scores of flights were cancelled and drivers were warned to take care as the "mini beast from the east" swept in.
Sergei Skripal, the ex-Russian spy who was the target of the attack, and his daughter Yulia, remain in a critical but stable condition.