(KUNA) -- Iraq's Islamic Party claimed Saturday that the Iraqi police murdered a Muslim cleric on a security checkpoint in southern Iraq. A statement by the party said the police killed the preacher of Mahmoudya Grand Mosque Saeed Al-Sammarai while was stopping at a security checkpoint. The Party called on the government to put an end to those acts by police, who are supposed to protect civilians.In another development, Iraq's State television began broadcasting of anti-militia advertisements today. The advertisements emphasize the role of government led forces in keeping peace in Iraq instead of militias which meet with the current media agenda approved by Prime Minister Nouri Al-Maliki The broadcasting came one day after a military operation conducted by Iraqi troops and Multi-National Forces (MNF) in Sadr city, which resulted in the death of nine Iraqis and the injury of 31.