Israel's borders have shifted throughout its history. Action in Syria may reshape them again / Life on Israel's northern border / Lebanon repositions border troops as Israeli incursion looms / Israel's northern border is ablaze / Egyptian soldier killed in Israel border incident / Strikes along Israel's border with Lebanon are again fueling fears of a widening war / As conflict on Israel's northern border grows, residents agonize over whether to stay / As Gaza war grinds on, tensions soar along Israel's volatile northern border with Lebanon