A former Singapore Airlines (SIA) stewardess died unexpectedly after slipping on wet tactile paving and undergoing surgery for an ankle injury she sustained in the fall.Speaking to Stomp, her good friend Ms Tay, a 39-year-old former stewardess, said that she had known the deceased, 40-year-old Venecia Ng, for more than 10 years through their time working together as SIA cabin...