A former Hong Kong prison officer has been sentenced to three years in jail for severely wounding an inmate by repeatedly thrusting a stick into the victim’s rectum after the defendant was sprinkled with baby powder during a game of bingo. District Court Judge Frankie Yiu Fun-che on Monday handed down the punishment to Tam Lik-chung, an ex-assistant officer of the Correctional Services Department, whom he said had committed “a very serious” crime by leading the assault and instructing other...