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A fire on Morse Street NE burned down a warehouse last night, the Washington Post reports.

The warehouse housed wholesale vendors, according to the Post. The cause of the fire hasn’t been made public yet.

The fire, which started around 10 p.m., damaged at least three buildings in the warehouse near Union Market. According to WUSA9, firefighters’ attempts to fight the blaze were complicated by its concrete walls.

Photo via Google Streetview