The hikers could only hope that they would soon be (52) The drone of a helicopter's engines on 8 February 2018 must have been music to the (53) of Mr Dominick Tan and Ms Lum Jie. The rescue of the duo ended a search-and-rescue (54) that started on the evening of 5 February 2018. It of a team of 90 police officers, park (55) rangers, firefighters and volunteers.