Update: The Carson City Library has reopened. The cause of the fire was a burnt motor on an air conditioning unit.
The road is back open too.
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The Carson City Library has been evacuated as the Carson City Fire Department investigates smoke inside the building.
The library, at 900 North Roop Street, was evacuated about 10:15 a.m.
Carson City Fire Chief Sean Slamon said there are no flames visible but an investigating is ongoing.
The crews are checking the HVAC system as a potential cause.
William Street and Washington is currently closed.
