Groups directed by Beijing are using violence and intimidation in Taiwan, former health minister and Chiayi mayor Twu Shiing-jer (涂醒哲) said on Thursday at a ceremony in Taipei unveiling a shrine to “Taiwanese Martyr” John Cheng (鄭達志). Cheng, a 52-year-old sports physician, was killed while trying to stop David Chou (周文偉), 68, who allegedly opened fire on a gathering of the Irvine Taiwanese Presbyterian Church in Laguna Woods, California, on May 15. “It is with a heavy heart that we attend this commemoration. We pray for Cheng’s spirit to stay with us, to protect all Taiwanese,” Twu said. Taiwan Republic Office director Chilly