The Health Sciences Authority (HSA) and Singapore Police Force (SPF) seized four e-vaporiser pods suspected to contain etomidate during a joint enforcement operation in City Hall.On Saturday (Aug 16), AsiaOne was among the media invited to visit a seemingly quiet, unassuming building along Coleman Street.The authorities raided two public entertainment establishments at the location during the wee hours of the morning.Upon the media's arrival at around 1.15am, a crowd was seen leaving the building with some people seemingly agitated and a few even hurling expletives.At one point, some were also heard shouting incoherently from the higher floors.The first establishment raided by police and HSA officers was a smaller area which had multiple private karaoke rooms.Upon entering the premises, two suspects were seen seated in adjacent rooms while facing away from the doors.  Read more