PML-N leader Khawja Saad Rafique has suggested action against PTI chief Imran Khan under Article 6 of the Constitution that deals with punishment for treason. <br /> <br />In his fiery speech on floor of the National Assembly, Saad Rafique criticized Khan and Pakistan Awami Tehreek (PAT) leader Dr. Tahirul Qadri for ‘spreading hatred’ against the ruling clique
