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From the Lockerbie bombing to 9/11: How attacks on flights changed air travel forever

From the Lockerbie bombing to 9/11: How attacks on flights changed air travel forever
Photo: NBC Los Angeles (KNBC) · view original

Taking a commercial flight from a U.S. airport generally requires a boarding pass to get anywhere near a gate, security screening controlled by the federal government and careful attention to the contents of carry-on bags. It wasn’t always this way. Travelers once passed through security checkpoi...

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