At least 13 people including a firefighter were killed and 33 others injured in a fiery blaze that ravaged a housing estate in Hong Kong’s northeastern district of Tai Po on Wednesday, as scorching flames engulfed bamboo scaffolding across seven residential blocks. An unknown number of residents of the Wang Fuk Court estate were still believed to be trapped inside as of early Thursday morning with the whereabouts of at least 70 reportedly unclear, while distraught families, fearing the worst,...