Water leakage, flooding and power outages are the most common problems faced by residents of substandard rooftop homes and squatter huts in Hong Kong during extreme weather, a survey has found, with the concern group behind the poll calling for better support for the needy. The Kwai Chung Subdivided Flat Residents Alliance on Saturday released the results of a survey it conducted last month, interviewing 124 people living in substandard homes about the impact of extreme weather on them. The...