Nancy Pelosi Assures U.N.: 'We're Still In' To Fight Global Warming

House Speaker Nancy Pelosi (D-CA) declared Monday that the United States will join other nations in their fight against climate change at a United Nations-led press conference in Madrid, Spain.

"By coming here we want to say to everyone, we're still in," Pelosi said of the U.S.'s commitment to tackling global warming. "The United States is still in."