Health

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I recently spent five days in the "desert" with three of my PBS NewsHour colleagues. It wasn't your ordinary run-of-the-mill desert. There was no sand. It wasn't blazing hot. I didn't see Lawrence of Arabia or a single camel. But…

Several countries pulled out all the stops to impress visitors recently at the Shanghai 2010 Expo, showing off new technology and national treasures. Our reporting series from China continues on Wednesday's NewsHour, when Ray Suarez examines how the…