Firms push high-tech solutions to fortify airport perimeters

Technology firms increasingly pitch new sensors and software to U.S. airports as a way to bolster exterior security and keep intruders out, but such digital barriers come with a hefty price tag and don't always work.

A look at proposed drone rules

Some highlights of rules proposed Sunday on routine flights by small, commercial drones and on privacy protections when the government uses drones to collect information:

US Sikhs to report airport abuse by app

Sikh activists, fed up with being singled out at US airports, on Tuesday launched an updated smartphone application to make it easier for passengers to file complaints.

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