The Federal Reserve ends its two-day meeting Wednesday by offering its assessment of the economy and then declaring its latest plan for making things better. Will the Fed's monetary policy formula offer another dash of Operation Twist or a dose of QE3? Read more about these key phrases and what they mean.
Linda Wertheimer talks to Dr. Ian Roberts, of the London School of Hygiene and Tropical Medicine. Roberts led the research on a new study on global obesity. It shows that weight, not just population size, should be taken into account when planning how to deal with increasing pressure on resources.
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