Two Hong Kong police officers are seeking to overturn their convictions and prison sentences for perverting the course of justice over an attempt to plant drugs on a homeless man. Pong Chun-sze and Wan Pak-sze filed applications to appeal against their convictions and prison sentences last Friday, a day after they were jailed, according to a court document seen by HKFP. The two women were among six officers sentenced last week for attempting to frame a homeless Vietnamese man in a drugs sweep four years ago. Pong, now aged 33, is due to appear in court on November 7 to apply for bail pending t…