PASADENA, Calif. (KABC) -- A young boy was killed and his brother and mother were seriously injured in an apartment fire Wednesday in Pasadena, officials say.
The fire tore through two units at the apartment complex in the 100 block of East Washington Boulevard.
The units were fully engulfed in flames by the time firefighters arrived.
A 4-year-old boy died in the flames. His 3-year-old brother was critically injured and their mother also had significant injuries. Both of them were brought to a nearby hospital.
The cause of the fire remains under investigation.
City News Service contributed to this report.