Two Killed in Large Explosion in Ontario, California

Officials in Ontario, California, said “a large amount of fireworks” ignited a structure fire on March 16.

A spokesperson for the City of Ontario told Storyful two people had died in the blast.

Videos posted to social media captured sounds of explosions and smoke billowing in a residential area.

Local media reported damage to surrounding homes.

This footage, shot by Guillermo Romero and compiled by Storyful, shows a large plume of smoke wafting into the air following the initial explosion. A second clip shows the plume continuing skyward as fireworks explode. Credit: Guillermo Romero via Storyful