SARS

Germs can spread a lot further than passengers might realize.
Amid a lethal outbreak, China faces growing calls to ban wild animal markets for good.
Some airports, including three in the U.S., have begun screening airline passengers from central China, where the coronavirus appears to have originated.
How much of a game do we want to play with something so dangerous to humanity?
We're coming into closer contact with bats because of human and livestock expansion into forests.