A man was killed and a woman left in critical condition after a fireworks explosion set multiple homes on fire in Southern California Thursday night.

California has seen a spate of accidental fireworks explosions leading up to the Fourth of July with a Wednesday morning detonation killing 1 in a Simi Valley home and a similar incident critically injuring two people in a Bay Area residence.

A person was killed after an explosion at a Simi Valley home on Thursday; officials suspect fireworks were the cause. The girl plunged 45ft from the vessel’s fourth deck but it was not initially clear what caused her fall Latah County Prosecutor Bill Thompson suggested that at least two of the victims may have been in the wrong place at the wrong time A legal group co-founded by top White House aide Stephen Miller has filed a complaint with the Equal Employment Opportunity Commission,