Security in the Skies and Politics in Washington

President Obama now says the man who tried to bring down a US airplane on Christmas day was "trained, equipped and directed" by al Qaeda in Yemen. Several embassies there have been shut down, and new restrictions are now in effect for citizens of Yemen and 13 other countries who are flying to the US. The Administration says there was no "smoking gun" that could have prevented the would-be bomber from boarding the plane, but criticism continues. We hear about new measures to protect travelers as the Obama Administration responds to charges that it's weak on security.