Police in South Carolina, USA, chased an excavator with blue lights and sirens - at a snail's pace. Dashcam footage shows the bizarre scenario on the highway.

The North Charleston Police Department released video Wednesday of a low-speed pursuit involving an excavator.

That’s with the exception of Volvo’s ECR25 electric excavator, which has been set to work ahead of this week’s prestigious Chelsea Flower Show. The first of an upcoming range of electric building site ...