Since China abandoned its COVID-zero policies, the country has seen a dramatic outbreak of infections. But exactly how bad things are remains murky, as contradictory reports of cases and deaths emerge.But other countries are reacting nonetheless; Canada and others have put new travel restrictions on people arriving from China. There are fears that the rate of infection and the size of China’s population could make things dramatically worse. The Globe’s Asia Correspondent, James Griffiths, explains.Questions? Comments? Ideas? Email us at thedecibel@globeandmail.com