A man in his 80s was seriously injured in a crash involving two vehicles in Boston.
The serious collision happened in Swineshead at approximately 4pm near the junction of Main Road on Wednesday, September 19.
Firefighters and paramedics are also at the scene.
A road closure is in place on the A52 and motorists are urged to find alternative routes, said police.
Anyone who witnessed the collision should contact police on 101 quoting incident 343 of September 19.