HONG KONG: Rugby fans in the stands at November’s Hong Kong Sevens will be allowed to drink, but not eat, with masks having to be worn between sips, an official said on Monday. The Chinese finance hub’s famously rowdy rugby extravaganza will return after a three-year coronavirus pandemic hiatus in November in a much needed boost for sports-starved residents. But in contrast to most of the world’s major sporting events, strict coronavirus measures will be in place including a Beijing Olympics-style “closed-loop” system for players. Hong Kong’s sports commissioner Yeung Tak-keung on Monday outli…