HONG KONG  - More than a week after flames tore through Hong Kong's Wang Fuk Court estate, killing at least 159 people, the city remains shrouded in grief and a search for answers.

The blaze that engulfed seven high-rise towers and took nearly two days to extinguish, is the deadliest fire in an apartment complex in recent history, eclipsing London's Grenfell Tower inferno of 2017.