Seven people are still "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 at Devastating Pyrotechnics.

Federal investigators are cautiously searching the warehouse site because of the risk from unexploded materials.

Seven people remain unaccounted for after a massive fireworks warehouse explosion in Esparto, California. Officials say they’re moving towards recovery efforts as families still wait for answers about their loved ones.