 In addition to litigation work , Weiquan lawyers like Gao Zhisheng have also advocated publicly and in the media for human rights for Falun Gong . In 2004 and 2005 , Gao wrote a series of letters to China 's top leadership detailing accounts of torture and sexual abuse against Falun Gong practitioners , and calling for an end to the persecution of the group . In response , Gao lost his legal license , was put under house arrest , detained , and was reportedly tortured . 
