Obama: Keystone will worsen climate change, causing more flooding, droughts & more wildfires

"And then respect to the costs, all I've said is that I want to make sure that if, in fact, this project goes forward, that it's not adding to the problem of climate change, which I think is very serious and does impose serious costs on the American people."

400,000 messages to House GOP: Lose Boehner

CNN’s Gloria Borger on Obama: ‘I’m Not Saying He’s Superman, But ...’