Rescue crews were searching on Thursday for seven people still missing days after an explosion at a fireworks warehouse in Northern California shook a tiny farming community and forced the cancellation of nearby July Fourth celebrations.

YOLO COUNTY – Seven people were missing Wednesday afternoon, a day after a warehouse storing fireworks exploded in Yolo County, authorities said. The explosion also sparked a vegetation fire and triggered evacuations.

Seven people are still "unaccounted for" in Yolo County's town of Esparto after several explosions at a fireworks warehouse resulted in a fire, officials said.