From Reuters, via Los Angeles Times:
Trade tensions flared between the U.S. and China on Friday, as each brought disputes against the other at the World Trade Organization.
China requested consultations with the U.S. -- the first stage in launching a WTO dispute -- over Washington's anti-dumping measures on paper imports from China, the WTO said.
It is only China's second trade dispute against Washington, and the first it has brought alone, after a case in 2002 in which it joined the European Union and other countries to challenge U.S. steel import restrictions. [Full Text]
Read also US Taken To WTO Over Paper Dispute by Jiang Wei from China Daily.