Before flying off to the Democratic National Convention in North Carolina last week, Mayor Antonio Villaraigosa touted the news that Los Angeles International Airport now offers free Wi-Fi service in its terminals.
It's good news for travelers, but LAX -- the nation's third-busiest airport -- is not breaking new ground. Several large airports across the country already offer free wireless Internet, including Mineta San Jose International Airport, San Francisco International Airport and Long Beach Airport.

