Hong Kong’s flag carrier, Cathay Pacific Airways, axed at least four US-bound flights on Sunday, joining a wave of global aviation shutdowns as a monster winter storm grounded about 10,000 flights across America, with around 1,800 pre-emptively cancelled for Monday. Cathay on Sunday did not reveal the exact number of flights affected, saying only that it was “making a number of cancellations” to services between Hong Kong and the US from Saturday to Monday, including those to New York, Boston...