More than 300 angry customers are planning to take legal action against a trouble-plagued hot-air balloon festival in Hong Kong, with grievances mounting over deflated displays, a singer pulling out of a related concert and the event potentially being cancelled because of an approaching storm. Visitors to the AIA International Hot Air Balloon Fest Hong Kong at the Central harbourfront faced disappointment for a third day on Saturday, as the organiser deflated displays again for part of the...