The sport of horse racing which, at its best, showcases the majestic beauty of this animal and the athleticism of jockeys, has reached an alarming level of corruption and exploitation.

It's a national concern, I mean how we dispose of nuclear waste in a safe way, how we deal with this incredible amount of nuclear waste we have created over the years.

Athletes, coaches and parents today are increasingly aware of the danger of concussion, and this awareness influences decisions about buying new and reconditioned football helmets.

It's very, very difficult I think for us to have a transparent debate about secret programs approved by a secret court issuing secret court orders based on secret interpretations of the law.

With existing technology, we can enforce airport security without sacrificing our personal privacy.

Balancing our energy portfolio is a real chance to reduce energy bills, revitalize rural America, slow global warming and strengthen our energy security.

I have served in the Congress during two wars and I have seen the impacts on our military, on their families and on our national deficit.