Exclusive: President Barack and Michelle Obama Reflect on Tenure

With Thanksgiving travelers up in arms over the Transportation Security Administration's controversial new pat-down procedures, President Barack Obama said the security screenings are justified to keep the nation safe. "This is gonna be something that evolves. We are gonna have to work on it," Obama told Barbara Walters, indicating the need for new technologies. "I understand people's frustrations with it, but I also know that if there was an explosion in the air that killed a couple of...Full Story