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Pedestrians are reflected in a Macy's window February 28, 2005 in New York City.
The evacuation is just a precautionary measure, and fire authorities say no injuries have been reported.
FDNY officials describe the blaze as a sub-basement electrical vault fire. Power had to be cut while fire authorities investigated.
Authorities had the flames under control by 1:15 p.m.
No further details were immediately available.