In the weeks leading up to the holiday, Gary Souza and around 60 fellow pyrotechnicans are focused entirely on finalizing the 49th annual Macy’s show. But they are not strolling along the Brooklyn Bridge where it will take place, nor are they balancing aboard one of the four barges in the East River that will supply additional launch points.

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

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,

The city will deploy drones this Fourth of July to crack down on illegal fireworks and protect communities from fire hazards.