03/28/2008 02:45 am ET | Updated May 25, 2011

Study Finds No Proof That Airport Security Makes Flying Safer

Airport security lines can annoy passengers, but there is no evidence that they make flying any safer, U.S. researchers reported on Thursday.

A team at the Harvard School of Public Health could not find any studies showing whether the time-consuming process of X-raying carry-on luggage prevents hijackings or attacks.

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