Retail operations temporarily halted at main Chicago post office after possible water main break

CHICAGO (WLS) -- Workers at Chicago's Main Post Office told ABC7 that there has been a water main break in the South Loop building on Tuesday.

Frozen water could be seen on the stairs, which have been blocked off.

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USPS officials said retail operations have been temporarily suspended for safety reasons as they assess the water damage.

Workers described a difficult situation with water covering the floors and only two bathrooms working in the entire building.