Seven people remain missing after a warehouse filled with fireworks exploded Tuesday evening in Northern California, officials said.The blast occurred at a pyrotechnics facility in Esparto, located in Yolo County,

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

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.