ARSONISTS set fire to roof trusses on a building site in Huntingdon yesterday (Sunday).

Firefighters from Huntingdon were called to a building fire on Kings Ripton Road just before 7.30pm.

They arrived to find roof trusses alight on the new building site. The crews had extinguished the fire by 9pm.

A fire service spokesman said the cause of fire was believed to be deliberate.