President Obama criticized "human and systemic failures" that allowed an attempted bombing of a flight bound for Detroit. Margaret Warner reports and speaks with Jeffrey Brown about the latest developments.
An attempted bombing aboard a transatlantic Northwest Airlines flight bound for Detroit on Christmas Day has raised new questions about U.S. air safety.
The Transportation Security Administration eased restrictions on airline passengers Sunday, while the Department of Homeland Security moved the terror threat level down a notch on flights from Britain. TSA chief Kip Hawley discusses the new security measures.
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