BAGHDAD, Iraq (AP) - 1123dv-iraq-sadr-attack Shiite militiamen doused six Sunni Arabs with kerosene and burned them alive as Iraqi soldiers stood by, and killed 19 other Sunnis in attacks on their mosques Friday, taking revenge for the slaughter of at least 215 Shiites in the Sadr City slum the day before. The mosque attacks came after the government, in a desperate attempt to avert civil war, imposed a sweeping curfew on the capital, shut down the international airport and closed the country's main outlet to the shipping lanes in the Persian Gulf. The Mahdi Army militiamen, armed with machines guns...