A former chairman of the Hong Kong Journalists Association has failed in his bid to overturn a conviction and five-day jail sentence for obstructing a police officer. Ronson Chan Ron-sing, 45, had refused to present his identity card to police during a stop-and-search procedure nearly four years ago. Deputy Judge Lily Wong Sze-lai dismissed his appeal at the High Court on Friday and ordered him into custody immediately. Chan was sentenced to five days in jail in 2023 after a magistrate found him