According to WCSH6, one of Portland's most popular pizza places will remain closed indefinitely following a fire at their location at 576 Congress Street.

Fire crews have been on location at Otto's near Congress Square since around 10am this morning. The building's fire suppression systems activated, causing water damage to the restaurant, in addition to smoke damage.

There's no word yet from the fire department about the cause, or from management about when the restaurant might open again.

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