Authorities in China’s far western Xinjiang region opened up some neighborhoods in the capital, Urumqi, on Saturday in response to protests opposing the city’s prolonged COVID-19 lockdown. The move came after displays of public defiance over a deadly Friday night fire in an apartment compound that killed 10. Emergency workers took three hours to extinguish the blaze, a delay many attributed to obstacles caused by anti-virus measures. Large crowds of protestors later shouted down hazmat-suited guards in defiance. Authorities said the building’s residents were able to go downstairs, but videos of emergency crews’ efforts, shared on Chinese social media, led…