Firefighters respond to second alarm fire in Garden Grove industrial building

Firefighters are on the scene of a second alarm fire in the attic of an industrial building, the Orange County Fire Authority reported. 
The fire broke out around 3:28 p.m. Thursday in the 12500 block of Haster Avenue in Garden Grove. The OCFA incident commander declared it a second alarm fire shortly after. 
The cause of the fire is still under investigation. There are no reports of injuries.
 (This is a developing story. Check back for updates.)