Leaders meet in Peru on climate change, global economy

As finance ministers and central bank governors from more than 180 countries come together in the Peruvian capital Lima, global financial leaders turn their attention to climate change.The message from the world's financial leaders is that a low carbon economy and sustainable growth is the way to go. As belts tighten around the world, some countries may have no choice.CCTV's Dan Collyns reports from Lima.