John Kerry: “I would just like to remind him of the letter from Secretary Geithner to Senator Levin on December the 1, 2011.”

In terms of global challenges and U.S. interests, yes.

I do not think that the choice we make with respect to Africa ought to be just based on what China is doing.

None. We're not paying them for that.

We lose about 8 million people a year to the quality of air, lack of quality actually, air pollution.