Conversation so far:
when did hurricane sandy hit new york city
Hurricane Sandy storm surge hit New York City on October 29 2012, flooding streets, tunnels and subway lines and cutting power in and around the city.
when did hurricane sandy form
Hurricane Sandy developed from a tropical wave in the western Caribbean Sea on October 22, quickly strengthened, and was upgraded to Tropical Storm Sandy six hours later.

Question: how many us states
Self-contained rewrite: how many us states were affected by hurricane sandy