Hong Kong’s railway operator, the MTR Corporation, has been ordered to offer a day of half-price fares after being hit with a HK$19.2 million (US$2.4 million) penalty over a five-hour service suspension on the Tseung Kwan O line last week, according to the transport minister. The incident was the third traffic disruption in four months caused by technical failures, drawing strong criticism from lawmakers on Monday. Secretary for Transport and Logistics Mable Chan also pledged to consider...