A rocket, fired by Palestinian militants in the Gaza Strip towards Israel, is seen from the Israeli side of the border with the Gaza Strip, Sunday, Jan. 11, 2009. Israeli troops battled Palestinian gunmen in a suburb of Gaza City on Sunday morning, waging one of their fiercest ground battles so far as Israel's military inched closer to Gaza's main population centers and residents braced for an expansion of the offensive. AP Photo logo AP Photo 37 months ago

A rocket, fired by Palestinian militants in the Gaza Strip towards Israel, is seen from the Israeli side of the border with the Gaza Strip, Sunday, Jan. 11, 2009. Israeli troops battled Palestinian gunmen in a suburb of Gaza City on Sunday morning, waging one of their fiercest ground battles so far as Israel's military inched closer to Gaza's main population centers and residents braced for an expansion of the offensive.