The areas outside the security checkpoints are crowded and vulnerable. The recent Islamic State jihad attack in Istanbul showed how vulnerable those areas really are. This means that the TSA is likely to grow even more intrusive and annoying, while of course continuing to be one step behind the jihadis. "Pro-ISIS twitter account threatens attacks at London Heathrow, Los Angeles and New York's JFK airports on July 4 weekend," by Charlie Moore, Mailonline, July 1, 2016: A pro-ISIS twitter account has threatened attacks at London Heathrow, LAX and New York's JFK airports over the July 4 holiday weekend. The account...