Seven people are "unaccounted for" after several explosions at a fireworks warehouse resulted in a fire in Northern California's Yolo County, officials said.It happened Tuesday evening in the community of Esparto.

Fireworks stored in a Northern California warehouse blew up in a massive explosion that ignited a wildfire Tuesday in a pre-Fourth of July show, briefly triggering evacuations for nearby residents.

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.