The departure from McCarran International Airport and the arrival on the South Lawn are open press.

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McCarran airport is one of those willing to spend money for wireless security.

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Las Vegas' McCarran International opened a gym beneath its baggage claim area.

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Very few, such as McCarran International in Las Vegas, monitor all wireless traffic for intruders. (The Vegas airport officials are quick to add that they don't censor for content.) Others, like San Francisco International, are laissez-faire.

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