GLENDALE (CBSLA.com) — A fire that erupted in the rear of a structure in Glendale was burning through vegetation.

The fire erupted late Tuesday afternoon on Ardmore Avenue and Kenneth Road near Hoover High School.

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Aerial footage showed awnings and trees burning, reported KCAL9’s Stu Mundel.

Firefighters were working to protect nearby structures.

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Mundel said at least one transformer exploded blocks away.

The cause of the fire was not known.

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No further information was immediately available.