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UPDATE: Teenagers arrested after fire destroys playground

CARLSBAD, Calif. – Fire investigators were looking for clues as to who may have set a playground on fire early Monday morning.

A playground at Saltgrass Avenue was destroyed after it was likely set ablaze, Carlsbad firefighters said. It happened around 3:45 a.m.

A ring of flames was seen burning around the playground before it spread to the structure.

Crews knocked down the flames within 10 minutes and prevented the fire from spreading to other structures, Chumbley said.

The Carlsbad Fire Department and the Carlsbad Police Department will be conducting a joint investigation into the fire.