Police officers patrol at a security gate inside the main terminal of
Airlines with direct flights to
The officials singled out smartphones including iPhones made by Apple and Galaxy phones made by
US security officials said they fear bomb-makers from the
They also are concerned that hard-to-detect bombs could be built into shoes, said the officials, who declined to be identified because of the sensitivity of the issue.
A US official said other electronic devices carried by passengers also are likely to receive more intense scrutiny.
Airlines or airport operators that fail to strengthen security could face bans on flights entering
An official familiar with the matter said the US believes that while it is possible there may be some additional delays at security checkpoints, at most major airports passengers will not be seriously inconvenienced.
The official said most passengers taking long-distance flights arrive well in advance of scheduled departures, leaving time for extra screening. But he said
US-based airlines had little to say about the enhanced security.
US security agencies fear bomb-makers from AQAP and the
AQAP has a track record of plotting such attacks. Its innovative bomb-maker,
There was no immediate indication US intelligence had detected a specific plot or timeframe for any attack.
US officials say
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