ISLAMABAD- Pakistan Awami Tehreek chief Dr. Tahir-ul-Qadri today said that cases would be filed against Prime Minister Nawaz Sharif and other ministers concerned for murder charges. "No force can now save the rulers from hanging," he assured. He said that administration had sent Punjab police for launching offensive against the peaceful protesters. "It is now a joint battle of me and Imran," Qadri said. He clarified that no talks would be held with the government. The PAT chief said that they would not backtrack in any case.