Arsonists that torched three dredging vehicles near Yeovil - including a boat - could have caused a water pollution emergency.The boat was sunk spilling oil into the River Yeo as a result of the attack which also left a digger and dredger on the bank burnt out.The vehicles, belonging to the Environment Agency and worth £200,000, were set alight in the early hours of Sunday, October 9 near Ilchester.The fire caused oil to seep from the boat and it was only the quick work of the fire service...
