Awwal 16, 1432, April 20, 2011, SPA -- Police say a Muslim Imam, two police officers and a militant have been killed in separate attacks in the province of Dagestan. Interior Ministry spokesman Vyacheslav Gasanov said Wednesday that Imam Nuri Ramazanov was shot dead outside his house in the republic's north bordering with Chechnya on Tuesday night, according to a report of the Associated Press.