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6 | Baghdad A DEADLY CAMPAIGN As Iraq's Jan. 31 provincial elections near, violence against politicians has escalated. Hassan Zaidan al-Luhaibi, a Sunni leader and former member of Saddam Hussein's Baath Party, was killed by a suicide bomber on Jan. 18, just two days after Shi'ite candidate Haitham Kadhim al-Husaini was fatally shot. The murders come as influential Shi'ite cleric Ayatullah Ali Husaini Si