When Google was in hot water with China. And I bet they'll see some downside in the short term with the renewal of Google's permit to operate in China. While it is being called a very "sybolic" rather then anything material I think we will see some of that reflected in the BIDU stock price as we go into Google earnings, etc...
http://www.ottawacitizen.com/technology/Google+says+China+renewed+license/3...