Which of the following has NOT been affected by the heavy snow? [originaltext]

A winter storm is causing major disruption along the eastern seaboard of the United States. Hundreds of flights have been cancelled, and states of emergency have been declared in Maryland, North Carolina and Virginia.
    The snow has started to fall here in the nation’s capital and across the east coast. A severe weather storm is forecast. The National Weather Service has issued a blizzard warning for the next 24 hours for major cities including New York and Boston, (22) predicting between 40 and 50cm of snow and winds of more than 55km/h. (21) Hundreds of flights have been grounded at airports, including at New York’s JFK. Newark, Washington DC and Boston. Both international and domestic services are affected.