MOGADISHU, Somalia (AP) - Somalia government soldiers, joined by troops from neighboring Ethiopia, advanced toward Somalia's capital Tuesday as Islamic fighters dug in and promised a "new phase" in the war - a chilling pronouncement from a movement that has threatened suicide attacks. Somalia called on the Council of Islamic Courts militias, bloodied by a week of artillery and mortar attacks, to surrender and promised amnesty if they lay down their weapons, government spokesman Abdirahman Dinari said. As many as 1,000 people may have been killed and 3,000 wounded in the fighting, many of them foreign radicals, Ethiopian Prime Minister...