It drove home, personally, the value of early detection and education and intervention.

As part of our layered approach, we have expedited the deployment of new Advanced Imaging Technology (AIT) units to help detect concealed metallic and non-metallic threats on passengers. These machines are now in use at airports nationwide, and the vast majority of travelers say they prefer this technology to alternative screening measures.

Public schools were designed as the great equalizers of our society - the place where all children could have access to educational opportunities to make something of themselves in adulthood.

I'm angry that the private sector, which is supposed to be in charge of running gasoline into the Valley, doesn't have its act together to deal with a critical situation, so now the public sector has to step in.

I believe we have to move, eventually in our country, toward a system of public financing that really works for candidates running for federal office. I will support that as president.

You can't imagine a world, quite frankly, without a safe and secure aviation system. And so our job is to really focus on that, and what we need to do to keep it safe and secure.

If American schooling is inadequate now, just imagine how much more obsolete it will be when today's kindergarten students graduate from high school in just 12 years.