Slain Hong Kong socialite Abby Choi Tin-fung did not have enough cash to cover her expenses in the year before her death, her former driver has told her murder trial. Choi’s former chauffeur, Chin Kei-shun, said on Tuesday that the influencer appeared to have run into cash-flow difficulties after she and her partner incurred a HK$5 million (US$637,090) debt during a leisure trip to Macau in August 2021. Chin said Choi would usually carry a substantial amount of cash in her handbag when she went...