A main Sussex road is shut following a two-vehicle crash - the air ambulance has landed.
two motorcyclists have crashed on the A259 near Pevensey.
The road is closed between Pevensey and Little Common and is likely to remain closed for some time, police said.
The crash took place at around 3.15pm.
It is the second such crash of the day.
At around 9.50am on the A259 at Bexhill a man was airlifted to King's College Hospital, London, after crashing his motorcycle into a tree.
His injuries are serious.
Today is the Hastings May Day Race.
There are approximately 50,000 motorcyclists in the Hastings area.