Sales of salmon have been halted in Chinese capital Beijing after coronavirus was detected on chopping boards used to cut the fish.
There are fears of a second wave of the killer virus, with parts of the city put on a "wartime footing". Chinese state media said that 45 people out of 517 tested with throat swabs at the Xinfadi market in the city's southwestern Fengtai district were found to have Covid-19 - although none were showing symptoms.
The chairman of the wholesale market told Beijing News that the virus had also been detected on chopping boards used to handle imported salmon.
Supermarkets throughout the city have now stopped selling the fish. That concern also spread to other cities, with a major agricultural wholesale market in