There are new changes in the sky and on the ground since Friday's attempted attack on a Northwest flight. The Transportation Security Administration says these changes are already in place but won't be more specific.
What are they and how do they affect the way you fly? Our Jim Acosta has the report.
Related: More air marshals flying
(CNN) - The alleged terror incident aboard a passenger flight from Amsterdam to Detroit has raised questions as to how a Nigerian man carried explosives through stringent security measures.
We're also learning that the country of Yemen may have played a role in the Christmas Day plot.
Peter Bergen, national security analyst for CNN, says he does not think a link to Yemen is surprising. He joined us on Monday's American Morning.
(CNN) - The Department of Homeland Security has significantly increased the number of air marshals on flights since a failed Christmas terrorist attack on a U.S. jetliner, a department official told CNN Sunday.
The official, who asked not to be identified, said the ranks of the marshals have been increased by cutting vacations and leave and by pulling in air marshals from instructional and administrative posts.
Homeland Security Secretary Janet Napolitano said there is no indication so far that the attack was part of a broad international effort.
So, how did the suspect get through security? And does the government need to do more to keep you safe in the air? Sec. Napolitano joined us on Monday's American Morning.
U.S. officials are looking at the Middle Eastern nation of Yemen, worried that it's becoming the new hub for terrorists and extremists.
Located in the center of the region, more and more terror suspects and insurgent attacks can be linked to this one nation, including the Christmas incident. Our Barbara Starr reports in this American Morning original.
If you've ever had a ringing sensation in your ears after listening to loud music, then you know what it's like to have tinnitus. Just imagine hearing that noise constantly.
More than 50 million people in the U.S. experience it to some degree, including Lars Ulrich from the band Metallica. Our Dr. Sanjay Gupta had a chance to sit down with the drummer.