The Chief Executive, Mrs Carrie Lam (fourth left), holds a press conference on measures to fight disease with the Secretary for Security, Mr John Lee (second right); the Secretary for Transport and Housing, Mr Frank Chan Fan (third right); the Secretary for Food and Health, Professor Sophia Chan (third left); the Director of Immigration, Mr Tsang Kwok-wai (first right); the Director of Health, Dr Constance Chan (second left); and the Chief Executive of the Hospital Authority, Dr Tony Ko (first left), at the Central Government Offices, Tamar, today (February 3).