Central Arizona Fire and Medical crews have been on the scene of a large fire in Prescott Valley. Fire officials say the fire started at around 5 p.m. at U-Pick-It on East Valley Road. Heavy smoke was seen for a while Thursday evening. Crews worked the fire throughout the night and will continue working on it through Friday. Smoke will be visible through the day until all of the burning debris has been put out. The fire started in a large pile of vehicles at the facility.