KARBALA, Iraq (AFP) - Four members of a Shiite messianic cult which fought a fierce battle with security forces earlier this week were arrested in the central Iraqi shrine city of Karbala. Karbala police chief Major General Mohammed Abu al-Walid said 25 militants were arrested across the city in a series of raids. Four of those detained were from the "Soldiers of Heaven" group, the militant Shiite cult. At least 263 of the cult's fighters were killed and 502 arrested during fierce clashes with Iraqi forces near Najaf on Sunday. The leader of the militia, who claimed to be a...