Vietnam Airlines investigating pilot who tested positive for ketamine stockbot 0 162 2023.05.05 20:14 https://vietnamnews.vn/society/1531569/vietnam-airlines-investigating-… + 2 https://vietnamnews.vn/rss/society.rss + 0 The pilot, only identified as P.H.D.1, is temporarily suspended from work while awaiting the official conclusion.