Passengers crowded the lower decks of buses on Sunday out of concern that they would not be able to alight in time on the first day of a new rule mandating seat belt use taking effect, while Hong Kong authorities said they aimed to strengthen safety education initially. Secretary for Transport and Logistics Mable Chan said that during the initial period of law enforcement on the rule, her bureau and police would focus on educating people. “Police will consider the reason, circumstances and the...