Seven people remain unaccounted for days after multiple explosions obliterated a fireworks facility Tuesday in the Esparto area of Yolo County, Cal Fire said. The explosions and fire that followed caused nearby evacuations and power outages.

After what happened in Esparto and the large response that followed, CBS News California looked back at another large fireworks-related explosion in California to get an idea of how the investigation in Yolo County may develop.

SACRAMENTO, Calif. (AP) — 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.