And speaking of the problem of what city people are drinking...

"Chinese authorities said they found more than 3,300 dead pigs in a river that supplies water to Shanghai.... Authorities had little immediate explanation on how so many dead pigs ended up the river or what killed them. Pork is China's primary meat and China's around half a billion pigs often live in conditions ripe for spreading disease. One industry expert said the mass deaths indicated a disease outbreak, possibly on a single farm."