China is battling the spread of its biggest COVID-19 outbreak caused by the Delta variant, according to numbers announced on Monday, with travellers from a city where infections have grown faster than elsewhere in the country subject to tough quarantine rules in nearby areas. Chinese authorities said 32 new domestically transmitted infections with confirmed symptoms have been reported for Nov. 14, most of which were in northeastern Dalian city. That brings the tally of local cases since Oct. 17 to 1,308, Reuters calculations based on official data showed, surpassing the 1,280 local cases from a summer Delta outbreak. This marks China’s most widespread Delta outbreak, which has affected 21 provinces, regions and municipalities. […]