The whistle-blower behind a suspected cheating scandal involving an award-winning medical prescription app developed by a student has been arrested for doxxing. Hailey Cheng Hei-lam posted a short message on her social media accounts on Friday morning, saying she had been arrested in connection with the MediSafe saga. The posts included a photo showing a Notice to Arrested Persons with her birth name. “Due to legal and procedural considerations, at this stage I will not be able to make any...