Alexi Giannoulias' top aide was a longtime BP lobbyist.

Over time, the federal government should move the nation to a single standard, clean-burning gasoline.

I have voted that climate change is happening and it's also caused by man.

The best thing that we can do on climate change is make sure that China converts to a more nuclear future to limit those - that one coal-burning plant coming on a week that we expect - that would really help the planet. We need to work cooperatively with developing countries to make sure they emit less.

Alexi Giannoulias' top aide was a longtime BP lobbyist.

Same-sex couples should have the right to civil marriage. Our time on this earth is limited, I know that better than most. Life comes down to who you love and who loves you back- government has no place in the middle.

Every American born today owes $43,000 to the federal government the day she or he is born. And we are transferring a tremendous amount of debt to the new generation, much of it owed to overseas creditors who expect to be repaid by our children with interest.