S even 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, triggering a series of massive explosions that began around 6:02 p.m., according to fire authorities.

Authorities say an explosion at a fireworks warehouse in northern California has caused several fires, sending black smoke into the air and forcing some evacuations

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