FRESNO, Calif. (KFSN) -- An investigation is underway after a commercial building in Merced went completely up in flames.
The Merced Fire Department says it happened just before 1 pm at a building near 3180 M St.
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When firefighters arrived, there was heavy fire activity in the building. Six total engines helped fight the fire.
Authorities say the building was empty and has been for a few years. It used to be a bank.
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The cause of the fire is still under investigation.