An explosion believed to be caused by an electrical vault Tuesday morning injured four people in Hollywood.
Firefighters responded at about 1:35 a.m. to the 6100 block of Franklin Avenue, near Gower Street, and took two of the four victims to a hospital, one with serious injuries and the other with moderate injuries, according to Nicholas Prange of the Los Angeles Fire Department.
The other two victims declined to go to a hospital.
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Details of what caused the explosion were not immediately available.