A New York City Parks Department crew cleans up debris from a fierce storm in the Park Slope neighborhood of the Brooklyn borough of New York, Friday, Sept. 17, 2010. The National Weather Service is ... more 
A New York City Parks Department crew cleans up debris from a fierce storm in the Park Slope neighborhood of the Brooklyn borough of New York, Friday, Sept. 17, 2010. The National Weather Service is investigating whether a tornado touched down Thursday evening during the storm. less 
1 / 1
Associated Press | Photo By Mary Altaffer
Sat, Sep 18, 2010 1:26 AM EDT