Her son, Joel "Junior" Melendez, 28, was killed in the blast. Lupe said her strong words are directed at the fireworks company that employed her son and also at county and state officials, who have provided limited information in the investigation. Lupe wants her son to be remembered as a great father, brother and friend.

Several people who worked in Yolo County warehouses used for storing professional-grade fireworks are still missing Thursday following a giant explosion and raging fire. A barrage of fireworks exploded before the warehouses collapsed near Esparto,

Many Bay Area locations use fireworks from other vendors than the company involved in Wednesday’s devastating fire and explosion.