2 hours ago GAZA CITY, Gaza Strip - Israeli aircraft sent missiles tearing through the office of Palestinian Prime Minister Ismail Haniyeh on Sunday in an unmistakable message to his ruling Hamas group to free an Israeli soldier. Defense Minister Amir Peretz told a Cabinet meeting that Israel would go after "higher-caliber targets" in the future _ a reference to senior Hamas officials inside and outside the Palestinian territories, a high-ranking political official said. Israeli aircraft, tanks and naval gunboats have been pounding Gaza for the past week in an effort to win the freedom of Cpl. Gilad Shalit, who...