WILLISTON, Vt. (WCAX) – A fire damages a Williston business overnight. Williston and several other fire departments battled the fire at Asten Johnson just before 8 p.m. on Friday night. Williston Fire Department says a piece of machinery caught on fire, and flames spread through the vents and to the roof. There were no injuries, and Industrial Ave was closed for roughly two hours. The fire is not considered suspicious, but the cause is under investigation.