But those rules still offer a few important rights to fliers, as outlined in this helpful PDF created by a "white-hat" hacker, graduate student and security researcher who goes by the name "Sai" and has made a serious vocation of digging into TSA minutiae.

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With some functional similarities to the online data base jointly announced by IBM, Microsoft, and Ariba earlier this month, the Red Hat Network will serve as a central warehouse where developers can register information on their hardware and software systems, enabling other developers to better pursue joint projects.

CNN: Red Hat unveils new support network for users

The jar, a different one this time, contained no cockroach, and the hat held by Wardlaw was different as well.

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This would be particularly useful where a suspect's face is obscured by a "hoodie" or hat but a distinctive piece of clothing can be seen.

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