Visitors to China with flu - like symptoms could face 7-day quarantine . Chinese government officials try to control spread of the virus . New Orleans , Louisiana , Mayor Ray Nagin recently quarantined on China Day .
Travelers to China with flu-like symptoms could face 7-day quarantine . Chinese government officials try to control spread of H1N1 virus . New Orleans , Louisiana , Mayor Ray Nagin recently quarantined on China trip .