The U.S. Consulate in Shanghai issued a statement Friday urging people to remain calm.

WSJ: Concerns Grow About New Avian-Flu Strain

In a statement, Shanghai authorities said that 5, 916 dead pigs had been removed from the river by Tuesday.

BBC: China pulls nearly 6,000 dead pigs from Shanghai river

In a statement, the Shanghai municipal government said that the water in Huangpu River, which is a major source of drinking water for Shanghai, was safe.

BBC: China pulls nearly 6,000 dead pigs from Shanghai river

Prices of newly built homes in major cities such as Beijing, Shanghai, Shenzhen and Guangzhou were marginally lower compared with November, the statistics bureau's statement said.

WSJ: China Sees Drop in Property Prices

Juneyao recalled a flight out of Shanghai and transferred passengers to another plane after determining there was no safety threat, the airline said in a statement posted to the Twitter-like Sina Weibo microblogging service.

WSJ: Chinese Airlines Receive Flight Threats